Which expression is equivalent to (StartFraction (2 a Superscript negative 3 Baseline b Superscript 4 Baseline) squared Over (3 a Superscript 5 Baseline b) Superscript negative 2 Baseline EndFraction) Superscript negative 1? Assume

7

Step-by-step explanation:

when dividing exponents of the same base, subtract the exponents.

b^4 / b^(-3) = b^(4-(-3)) = b^7

7

Step-by-step explanation:

In a division , subtract the exponents.

b^4/b^-2 = b^[4 - (-3)] = b^(4 + 3) = b^7

7

which expression can be used to convert 80 us dollars (usd) to australian dollars (aud)?

1 usd = 1.0343 aud

1 aud = 0.9668 usd

step-by-step explanation:

sorry just need the points

multiply length by height. multiply the length by the height, and then double the product. work out 10 x 10 results = 100 square inches, then work out 100 x 2 = 200. the answer is 200 square inches.

step-by-step explanation: