Evaluate the geometric series or state that it diverges.1 + (-7) + (-7)2 + (-7)3 + (-7)4 + . . .
A. diverges
B. 49
C. 7
D. 70
Answer: A
Mathematics
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Approximate the area of the triangle to the nearest tenth.a = 151, b = 160, c = 172
A. 13,908 B. 716 C. 11,126.4 D. 16,689.6
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Solve the problem.A rectangular patio has an area of 2m3 + 13m2 + 10m - 25. Find the length if the width is 2m + 5.
A. m3 + 4m2 - 5m B. m2 - 4m + 5 C. m2 + 9m - 5 D. m2 + 4m - 5
Mathematics
Find a polynomial of least degree with only real coefficients and having the given zeros.1 - 
, 1 + 
, and 1 + i
A. f(x) = x4 + 6x3 + 4x2 - 4 B. f(x) = x4 - 6x3 + 8x2 - 4 C. f(x) = x4 + 3x3 + 4x2 - 1 D. f(x) = x4 - 4x3 + 4x2 - 4
Mathematics
Evaluate the double integral
?
?
for the given function f(x, y) and the region R.
?
; R is the rectangle defined by 
and 
.
?
A. 0
B. 4
C. -4
D. 1
Mathematics