Solve.If f(x) =
and g(x) =
, find (f + g)(-2).
A.
B. -
C.
D. -
Answer: D
Mathematics
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Find all real numbers that satisfy the equation. Round approximate answers to the nearest hundredth.3 tan -
= 0
A. {x|x = 1.57 + 3k?}
B. {x|x = 1.57 + 3k? or x = 1.57 + 3k?}
C.
D. {x|x = 1.57 + k?}
Mathematics
Simplify the exponential expression.-2
A.
B.
C.
D.
Mathematics
Find the volume of a sphere with a radius of 3 inches. ?
A.
B.
C.
D.
E.
Mathematics
Decide whether or not the given equation is an identity.2 cos4 x - 3 cos2 x + 1 = sin2 x(2 cos2 x - 1)
A. Yes B. No
Mathematics