Solve the inequality and graph. Express your answer in interval notation.-4(-2 - x) < 6x + 19 - 11 - 2x
A. (-?, 8)
B. ?
C. (-?, 0)
D. (-?, ?)
Answer: B
Mathematics
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Find the linear approximating polynomial for the function centered at a.f(x) = 5x2 - 4x + 4, a = 2
A. L(x) = 24x - 16 B. L(x) = 24x + 24 C. L(x) = 16x - 16 D. L(x) = 16x + 24
Mathematics
Find all real numbers in [0, 2?] that satisfy the equation.
cos (2x) = 1
A. 0, 
, ?, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. no solution
Mathematics
Use a sum-to-product identity to rewrite the expression.cos 
- cos 
A. -2sin 
sin 
B. -2sin 
cos 
C. -2cos 
sin 
D. -2cos 
cos 
Mathematics
Perform the indicated operation.(-6 + 6x3 + 4x5 + 5x4) + (-8x4 + 7x3 + 4 + 9x5)
A. 13x10 - 3x8 + 13x6 - 2 B. 13x5 - 3x4 + 13x3 - 2 C. 23x24 - 2 D. -14x5 - 14x4 + 8x3 + 14
Mathematics