Find a linear function whose graph has the given slope and y-intercept.Slope - 
, y-intercept (0, 9)
A. f(x) = - 
x - 9
B. f(x) = - 
x + 9
C. f(x) = 
x + 9
D. f(x) = 
x - 9
Answer: B
Mathematics
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Find the quadratic approximation of f at x = 0.f(x) = ln(cos 7x)
A. Q(x) = 1 + 
x2
B. Q(x) = 
x2
C. Q(x) = - 
x2
D. Q(x) = 1 - 
x2
Mathematics
Answer yes or no.Let n = 24 ? 51 ? 112. Is 24 ? 52 ? 111 = 4400 a factor of n?
A. Yes B. No
Mathematics
Simplify the expression.-4y + 2 - 1 + 6 + y - 7
A. -3y B. -5y C. -5y + 1 D. -3y - 1
Mathematics
Translate the statement into an inequality. Use x as the variable.The jet's speed exceeded 530 mph.
A. x ? 530 B. x > 530 C. x ? 530 D. x < 530
Mathematics