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May 29, 2015

Homework Help: Algebra 1 Answer Evaluation (Reiny)

Posted by Anonymous on Friday, January 31, 2014 at 5:08pm.

Evaluate each expression for the given value(s) of the variable(s).

1. t^6 for t = 2

A: 1/64

2. r^0s^-2 for r = 8 and s = 10

A: 1/100?

Simplify.

3. x^4/x^-6

A: 1/x^4y^6? Or x^4y^6?

4. a^-3/b^-2

A: 1/a^3b^2? Or a^3b^2?

5. The lead in a mechanical pencil has a diameter of 0.5 mn. Write this number in scientific notation.

A: ?

Simplify.

6. 3^5 x 3^-3

A: 3^2

7. a^3 x a^-6 x a^-2

A: a^15

8. (3x^4)^3

A: 27x^12

9. (-4d^7)^2

A: -16d^14

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