If the hypotenuse of a 30°–60° right triangle is 7?2, cm find the exact value of the lengths of the legs.

What will be an ideal response?


7/2 ?2 cm and 7/2 ?6 cm

Mathematics

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Solve the equation for solutions in the interval [0, 2?).sin 2x + sin x = 0

A.
B.
C. ?
D.

Mathematics

Identify the domain and then graph the function.f(x) =  + 1

A. [0, ?)

B. (-?, ?)

C. (-?, ?)

D. [0, ?)

Mathematics

For the given functions f and g, find the indicated composition.f(x) = 4x2 + 4x + 3, g(x) = 4x - 6(g?f)(x)

A. 4x2 + 16x + 6 B. 16x2 + 16x + 6 C. 4x2 + 4x - 3 D. 16x2 + 16x + 18

Mathematics

Find the indicated sum.

A. 48 B. 95 C. 74 D. 36

Mathematics