Verify the identity.sin(? + ?) - sin(? - ?) = 2 cos ? sin ?
What will be an ideal response?
sin (? + ?) - sin (? - ?) = sin ? cos ? + cos ? sin ? - sin ? cos ? + cos ? sin ? = 2 cos ? sin ?.
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Solve the problem.If f(x) = 4x2 + 3x + 4 and g(x) = 3x - 7, find g(f(x)).
A. 4x2 + 9x + 5 B. 12x2 + 9x + 5 C. 12x2 + 9x + 19 D. 4x2 + 3x - 3
Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).137°46'58''
A. 137.74 B. 137.78 C. 137.84 D. 137.79
Solve the triangle.
A. B = 60°, a = 6.04, c = 8.42 B. B = 50°, a = 8.42, c = 6.04 C. B = 55°, a = 8.42, c = 6.04 D. B = 55°, a = 6.04, c = 8.42
Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.
= 1
A. Identity B. Commutative C. Inverse D. Associative