Find all the zeros of 21x^2 - 100 = -x^4

Q: Rationalize the denominator. 5 / (√3 - 1)

A: To Rationalize the denominator: multiply numerator  and denominator by the conjugate of the…

Q: Add or subtract . [(2x/x + 2) +(x + 2/x - 2)]

A:

Q: 31-2x=4x

A:

Q: A rectangular plot of farmland is to be constructed on one side of a river and with the other three…

A:

Q: 2) 16-x%3x

A: In this question we have to find the value of x.

Q: ve [No.5] -2 2 зах 9x²-6x+5

A: On solving this we will get

Q: Write two terms whose sum is -3x.

A: Any terms are said to be like terms if the variables in those terms are having same power. Only like…

Q: 8x- (-2x + 3)

A:

Q: Subtract:[(5x + 1/x2 - 9)-(4x - 2/x2 - 9)].

A: we have to subtract the given expression5x+1x2-9-4x-2x2-9

Q: 14x +4 4s4

A:

Q: Subtract: (5x + 1) / (x2 - 9) - (4x - 2) / (x2 - 9).

A: Subtract, 5x+1x2-9-4x-2x2-9

Q: Find the sum of -10a2 - x + 6 and 10x2 - 5.

A: Sum of -10x2-x+6 and 10x2-5: -10x2-x+6+10x2-5 Collect like terms: -10x2+10x2-x+6-5 Combine the…

Q: Simplify 7X+4-5(3X-2)

A: Distribute -5 first.

Q: 4- 3

A: To rationalise the denominator multiply by the conjugate of the denominator in denominator and…

Q: Rationalize the numerator : [√(x +5) - √x] / 5

A: Given- x+5-x5 To Rationlise- The numerator. Concept Used- Ratiolisation of numerator means we have…

Q: Add.     3x/(x + 2) +x/(x - 2)

A:

Q: Subtract.  (2x - 7)/(x2 - 9)-(x - 10)/(x2 - 9)

A:

Q: 4x+4y²+40x-by+100 =0

A:

Q: Rationalize the denominator of:      10…

A: Given:

Q: How many zeroes are at the end of 1000!/(500!500!)?

A: Calculate number of zeroes in 1000! and then subtract it from the number of zeroes in (500!500!).

Q: Equivalent to 2x + 7 +6x -x

A: To find the expression equivalent to 2x + 7 +6x -x

Q: Evaluate: S. 2x-4X-1)

A: As per bartleby guidelines for more than one questions asked only first should be answered. Please…

Q: Express 4x2 - 25 as the product of two binomial factors.

A:

Q: Simplify : [3/(x - 2) - 4/(x + 2)]  ÷ 7/(x2 - 4)

A: Given:                                                          3x-2-4x+27x2-4              Simplify…

Q: find  2 consecutive positive odd integers whose product is 63

A: We have to find the two consecutive positive odd integers such that the product of those numbers is…

Q: Divide 16 x – 17 x² - 2 2 x - 6 by 4 x - 3 |

A:

Q: Find 29x(6)'-1dx

A:

Q: Find X 2x° (x + 10)° (x-1) x+18)° 3x

A: We know that for any polygon sum of exterior angles is 360⁰. Here each exterior angle is given in…

Q: The product of two conseccutive non-negative odd integers is 783. What are the integers?

A: It is given that the product of two consecutive non-negative odd integers is 783. Let the two…

Q: 4+2x

A:

Q: Add (0.04x5-0.4x2+x+0.07)+ (-0.03x5+x3-0.8x-005)

A: Firstly, we remove the brackets , and then we collect the like terms and solve.

Q: Simplify : (3x + 5) - (4x - 7)

A:

Q: Add or subtract . [(3x/x - 3) -(x + 4/x + 2)]

A:

Q: Express x8 - 9x9 + 2x5 + 3x -1 in big-O notation.

A: The given polynomial is: x8-9x9+2x5+3x-1 Let, T=-9x9+x8+2x5+3x-1

Q: Simplify : (2x - 5) - (x2 - 3x + 1)

A: Given that: 2x-5-x2-3x+1

Q: Rationalize the numerator : [√(x + 7) - √x] / 7

A: The given expression in fraction form is: [√(x + 7) - √x] 7

Q: Simplify: 5х-1 x²-4 x+2

A: A polynomial in a variable x is a function of the form anxn+an-1xn-1+···+a1x+a0. A rational…

Q: Simplify: 8x + 2[5 - (x - 3)].

A: 8x+25-x-3

Q: 2x 6] 2+ 스 x-2

A: Given expression is: 2+2xx-2

Q: Rationalize the denominator. 7/(√5 - 2)

A: We have to rationalize the denominator: 75-2 If we have rational expression, 1a-b then for…

Q: Expand and simplify. (a) 3(x+6) + 4(2x -5)

A:

Q: Express 0.45 as a rational number in its simplest form

A: See the attachment

Q: Explain how to add polynomials.

A: Our Aim is to explain that how to add polynomials.

Q: 2. -2

A:

Q: Rationalize the denominator. 11/3 - 3/2 3/2-2/3

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.