Graph the linear inequality.y ? -
x + 3
A.
B.
C.
D.
Answer: C
Mathematics
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Factor. Assume that variables in exponents represent natural numbers.512x3a - 125y3b
A. (8xa + 5yb)(64x2a - 40xayb + 25t2b) B. (8xa - 5yb)(64x2a + 40xayb + 25t2b) C. (8x - 5y)(64x2a + 40xayb + 25t2b) D. (8xa - 5yb)(64xa + 40xayb + 25tb)
Mathematics
Find the quadratic approximation of f at x = 0.f(x) = esin 2x
A. Q(x) = 1 - 2x + 2x2 B. Q(x) = 2x + 2x2 C. Q(x) = 2x - 2x2 D. Q(x) = 1 + 2x + 2x2
Mathematics
Solve the equation on the interval 0 ? ? < 2?.2 cos2 ? - 3 cos ? + 1 = 0
A. 0, ,
B. 0, ,
C. 0, ,
D. ,
,
Mathematics
Tell whether the expression is a polynomial. If it is, give its degree.-9y7 -
A. Polynomial; degree -9 B. Polynomial; degree 3 C. Polynomial; degree 4 D. Not a polynomial
Mathematics