Simplify.2[-5 + 7(-8 + 4)]
A. -66
B. -38
C. -16
D. -20
Answer: A
Mathematics
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Find the length of the curve.x = 7 sin3 t, y = 7 cos3 t, 0 ? t ? ?
A. 42 B. 21 C. 7 D. 14
Mathematics
Find the equation in standard form of the parabola whose graph is shown.
A. x = 2(y + 8)2 B. x = 2y2 - 8 C. x = -2y2 - 8 D. y = 2x2 - 8
Mathematics
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = -4x2(x - 7)(x + 1)3
A. -1, multiplicity 3; 0, multiplicity 2; 1, multiplicity 1; 7, multiplicity 1 B. -1, multiplicity 3; 7, multiplicity 1 C. -1, multiplicity 3; 0, multiplicity 2; 7, multiplicity 1 D. -1, multiplicity 1; 1, multiplicity 1; 7, multiplicity 1
Mathematics
Solve the formula for the specified variable.F = 
+ 32 for K
A. K = 
(F - 32) + 273
B. K = 
(F + 273) - 32
C. K = 
(F - 241)
D. K = 
(F + 32)
Mathematics