We read  as " ____

variablename="impvar_d9708e0215bf460daa2ad7ead" class="wirisformula" />-__________."

What will be an ideal response?

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and;

Mathematics

Express the sum or difference as a product.cos 2x - cos 4x

A. -2 sin 3x sin x B. -2 cos 3x sin x C. 2 sin 3x sin x D. cos (-2x)

Graph the solution of the system.x ? 2y + 9x + y < 0

A.

B.

C.

D.

Solve the problem.Suppose that f(x) = -x - 5 and g(x) = x - 11.(a) Solve f(x) = 0.(b) Solve g(x) = 0.(c) Solve f(x) = g(x).

A. (a) x = -5; (b) x = -11; (c) x = 3 B. (a) x = 5; (b) x = 11; (c) x = 3 C. (a) x = -5; (b) x = 11; (c) x = -8 D. (a) x = -5; (b) x = 11; (c) x = 3

Write the number in standard form.A group of astronomers detected a radio signal that originated approximately  light years from Earth.

A. 793,800 B. 7,938,000 C. 396.9 D. 79,380