Find the difference.
?
?
A.
B.
C.
D.
E.
Answer: C
Mathematics
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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Mathematics
Find the polar coordinates of the point(s) of intersection of the given curves for 0 ? ? < 2?.r = 6 cos ?, r = -1 + 4 cos ?
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Round the whole number to the given place value.739 to the nearest ten
A. 840 B. 730 C. 740 D. 750
Mathematics
Factor the polynomial using a common factor with a negative coefficient.-r3 + 4r2 - 21r
A. -r(r2 - 4r - 21) B. -r(r2 - 4r + 21) C. -r(r2 + 4r + 21) D. -r(r2 + 4r - 21)
Mathematics