Given 2x? + x- 21 Which two numbers multiply to a c and add to b ? O 7 and-6 O-7 and 6 O 2 and-21 O 2 and-1

Q: Find the product. (2 - 4) (x + 4) O x? - 8x 16 O x? + 16 O 2? - 16 Or + 8z- 16 +8.x

A: solve using product rules

Q: Which expression is equivalent to (3x? + 2x + 1) – (x² + 4x) ? 2x2 – 2x +1 O 2x2 + 2x +1 2x2 + 6x +1…

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Q: 3. Simplify each expression, using the correct order of operations. a. 3 52 b. 7 - 3(2 6) 16.22 4 -4…

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Q: xact answer to the expression 3\ + 12. 5 10 25 7/6

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Q: Find the product. (a- 5) (x- 8) O a? – 13x- 40 O x? - 3x + 40 O a? - 13x + 40 O a + 40 21

A: The following product needs to be evaluated : x-5x-8

Q: What value of m would make the expression below simplify to 6x ? 12x-5y 2x-10ym -9 9. 10 Next

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Q: Simplify each expression: a) 3? + 4? b) (3 + 4)? c) 3? + (8 - 2) + 3 d) [3? + (8 - 2)) + 3

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Q: evaluate each algebraic expression for the given values of the variables. 3a2 - 4b2 for a = -3/4 and…

A: Consider the given expression, 3a2-4b2 substitute a=-34 and b=12 in the given expression and…

Q: 1) Which of the following expressions is equivalent to V135 ? А. 3V15 В. З5 C. 5V3 D. 3/5

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Q: Which of the following is equivalent to the expression 9x2 - 16? O A. (3x-8)(3x + 8) O B. (3x-4)² O…

A: We will make use of the below mentioned algebraic identity to factorise the given expression

Q: The table shows values of the expressions 10x and 2. 10x 10 40 90 4 160 16 8. 10 12 Find the value…

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Q: Evaluate r - 2r? + 5 for r = -5.

A: we have to evaluate r3-2r2+5 for r=-5

Q: Which expression Is equivalent to -2(x+4) – (3x +8)? 25. @ 5x + 16 O 5x - 16 © -5x + 16 O -5x - 16

A: *concept:- first simplify the given equation.

Q: Perform the indicated operation and simplify ( 2/5 - 1)? b. V27x²y3 V15x³y а. -

A: Since, you have posted multiple questions . As per guidelines we will solve only first one. If you…

Q: IFA = : ) and B = ( 3 If A = 4 5 10 find -2 -5

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Q: Use the order of operations to find the value of the expression. 42 - 8 + 22 . 4 - 4 2 12 4

A: We can remember the order using PEMDAS:  Parentheses, Exponents, Multiplication and Division (from…

Q: Find the product. (x + 3) (x – 3) O 2? – 9 O a2 - 6x-9 O r + 6x -9 O 22 + 9

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Q: 3x? (x³ + 4)* dæ = 5120 Select one: O True O False

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Q: Which of the following expresses-2/15 x 4/6 in simplest form? a. -12 /10 b. -24/10 8. c. -72/10 d.…

A: Simplest form will be

Q: Find the product. (x + 5) (x – 7) O z2 + 2x - 35 O r? + 12.x + 35 O a? = 2.r 35 35

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Q: eV dr S- + 2ev +1 A -2 dr D) None B.

A: To write the equivalent integral.

Q: Use the order of operations to find the value of the expression. 42 - 8 ÷ 22 . 4 - 2 14 2

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Q: 9. If a + b = 2a - 3b + 4ab, find the values of 5 * 2 and 3*. 5 10. If a o b = a + 2b and a + b = b²…

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Q: Use the order of operations to find the value of the expression. 42 - 8 + 22 . 4 - 2 2 14

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Q: Find the value of a - b. (Answer must be an integer) s+b

A: Use the following formulae, to find the Laplace transform of the function ft.…

Q: Which of the following expressions can be written as (ax+b)(ax-b), where a and b are integers?…

A: To express which of the following expressions can be written as (ax+b)(ax-b), where a and b are…

Q: Which operation gives a result of 1.39? O A. sum of 2.39 and -130 O B. sum of 0.63 and 1.25 С. sum…

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Q: Evaluate each expression for p = -4, q = 8, and r = -10. -p^{2}-2 q+r

A: The given function is the polynomial function with several variables, for which the values are…

Q: Which number is NOT a solution for 14 x 2| < 8? O 2 O 5

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Q: Which of the following is equivalent to the expression 9x² – 16? O A. (3x- 8)(3x + 8) O B. (9x -…

A: Using algebraic operator.

Q: If a +b = 1 and a? + b? = 2 find a+ b3=?

A: Given,           a+b=1 and a2+b2=2We know that,        a2+b2= a+b2-2ab        a3+b3=(a+b)(a2+b2-ab)

Q: If B = k - 5k? - 1 and C = k - 2k, find an expression that equals 2B + 3C in standard form.

A: Given that, B=k-5k2-1 and C=k-2k2 So, in order to find the expression that equals 2B+3C in standard…

Q: 1. Multiply and simplify. a? -2a –15 2a -6 a? -9 a? +a-30 2

A: Simplied answer is given.

Q: Which expression is equivalent to 2(x² – 1) + 3x(x - 4)? (1) 5x² – 5 (3) 5x² – 12x – 1 - (2) 5x² – 6…

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Q: If B = p+ 6 and C = 3p – 2, find an expression that equals 3B – C in standard form.

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Q: Which expression is equivalent to 4x-4x2 +x- 1? ㅇ (4z2-1) (z- 1) O (2x² + 1)(2æ – 1)(x – 1) O (4교2 +…

A: The objective is to find the correct expression.

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

A: We need to find dot product.

Q: Which expression is equivalent to 2x? – 3y? - О (2х + 3у) (2г — Зу) O 3x² – (2² – 3y²) O 4°y-6xy 2xy…

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Q: Which of the following expressions are equal to (-3)? × (-3)-10 ? Select the TWO that apply. O…

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Q: Use the order of operations to find the value of the expression. 42 - 8 ÷ 22 . 4 - 2 2 14

A: Given expression is 42−8÷22⋅4−2 We have to simplify the expression 42−8÷22⋅4−2 by using order of…

Q: If -4 2 3 LA = 1 -5 2 3 -1 find the product 3A? – A+ 513.

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Q: If AABC ADEF, find the following. D 4. 70 6. 12 30 B 10 (5y-20)°

A: Solution Given We need to find x and y

Q: %3! %3D Evaluate each expression if x = 14, y = 5, and z = 6. + (x- 2. C. 18.5 d. 251 a. -49 b. 71

A: Simply put the values of x y &amp; z in the given expression and simplify.

Q: Which of the following is the simplified expression? +6 y(2+6x) O 2(3z+1) 12y 2y(1+3x)

A: We have to find the simplification

Q: Which expression is equivalent to (5x + 2) + (4x – 3)? O A. 6x + 2 O B. 7x + 1 O C. 9x – 1 - O D.…

A: Given :                  (5 x + 2) + (4 x - 3)

Q: In the diagram below, if 27 = (2x)° and 23 = (x + 10)°, then what is the value of x ? O 50 О 10 О 20…

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Q: Translate in mathematical expression: The product of a number n and 2, less than 4 a. 4-2n b.…

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Q: above, where p > 1 and q> 1 ? Which of the following is equivalent to the expression 10 -3 -2

A: Given expression p14q-3p-2q12

Q: When b>0 and d is positive jinteger, ba is equivalent to which of the following expressions? O A. 2…

A: Given  b-2d where b&gt;0 and d is positive integer.