Simplify the expression.
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What will be an ideal response?



Mathematics

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Graph.9x2 + 64y2 = 576

A.

B.

C.

D.

Mathematics

Solve the problem.pH = -log10[H+] Find the [H+] if the pH = 3.4.

A. 3.98 × 10-3 B. 2.51 × 10-3 C. 2.51 × 10-4 D. 3.98 × 10-4

Mathematics

Write a numerical expression for the phrase and simplify it.Three-eighths of the sum of -4 and -12.

A.  + [(-4) + (-12)]; 1
B.  [(-4) + (-12)]; -12
C. (3 + 8)(-4) + (-12); -56
D.  [(-4) + (-12)]; -6

Mathematics

Solve the problem.The volume V of a gas varies inversely as the pressure P on it. The volume of a gas is  under a pressure of  What will be its volume under a pressure of 36 kg/cm2?

A. 113 cm3  B. 500 cm3 C. 125 cm3 D. 475 cm3

Mathematics