11. Simplify the following completely. Write your answer without using negative exponents. (Note: To be fully simplified, you'll need to evaluate any numbers with exponents. For example, simplify 32 to 9) (3 points each) (a) t-7. (b) (p 4 3)-4 -2 105y-9 2

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Q: 36. In the expression x+2>13, which of the following could be the value of x?

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Q: Add the following and express your answer in appropriate scientific notation: (4.7 x 107) + (4.1 x…

A: We have to add 4.7×107+4.1×107 and express it in appropriate scientific notation.

Q: 7. Express the following numbers without using exponents. (a) 2-1 = (b) 2-3 = (c) ) 1 (d) 2-3

A: By using a-m=1amabm=ambm

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Q: 18. The expression (2x + 5) (x - 4) is equal to which of the following expressions? .2. (A)2x+ 3x…

A: The given expression is-  (2x + 5)(x - 4)

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Q: 1. (-2e-3*)4

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Q: 31. Simplify 22-10x-24 16x+8x? x . 922 12- O -922 -9 8x 8x O -9x 8 9x2 8x

A: Simplify

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A:

Q: 8. The expression (x+4)(x+3) after expanding and simplifying is a. x² +12x+7 b. x² +7x+12 C. x² +12…

A: Given, (x+4)(x+3)

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Q: 67. For what positive numbers will the cube of a number exceedfour times its square?

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A: We have to find the base of 16 and What is the number times itself will get you to 16.

Q: 3 3 Evaluate the expression when b and X = 10 %3D 20 4x-b Write your answer in simplest form. X 5 ?

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Q: 8. Kanishan is trying to understand the following problem. 2x(x² – 3x) – 4(x³ + 2x²). His friend…

A: To simplify the below expression fully: 2x(x2-3x)-4(x4+2x2)

Q: When 0.3(4x – 8) – 0.5(–2.4x + 4) is simplified, what is the resulting expression

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Q: 2. A number is shown in expanded form. 7x1+9x A+8 x 1,000, What is the number in decimal form?

A: Answer is 7.908

Q: 4x² + 4xy + y2

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Q: 2 3x + x-1 x+

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A: Let's find.

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Q: 1. Expand and simplify each expression. a) (8x – 3) (6x + 7) b) 3(2x + 1) – 2(x -5)?

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Q: Which of the following expressions is equivalent to (5x – 3) (2x-3)

A: We will expand the given expression using the FOIL method: (5x-3)(2x-3) =5x(2x) -5x(3) -3(2x) -3(-3)…

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A: first, Rationalization the given expression.

Q: 5. Written without fractional or negative exponents, x½ is equal to 3x (1) - (3) (2) (4)

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Q: The expression 2/ 4.2 equals x"y° where r, the exponent of x, is: s, the exponent of y, is:

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A: According to the given information, the problem to find is:

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Q: 1. Simplify the expression. 4(x – 7)³(x + 1)³ - (x + 1)*(3)(x – 7)² (x – 7)6

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