Determine whether matrix B is the inverse of matrix A by finding the product AB.A = 
, B = 
A. B = A-1
B. B ? A-1
Answer: B
Mathematics
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Determine all critical points for the function.f(x) = 
A. x = 0 and x = -4 B. x = 8 and x = 0 C. x = 4 D. x = -4
Mathematics
Find the coordinates of the midpoint of the line segment joining the points.(3.1, -5.4) and (-6.6, -7.5)
A. (4.85, 1.05) B. (9.7, 2.1) C. (-3.5, -12.9) D. (-1.75, -6.45)
Mathematics
Given the following properties of a triangle find side c.
Mathematics
A population of self-pollinating pea plants has two genes: T (tall, dominant) and t (short, recessive). Suppose you look at a population that is 4% short. Estimate the percentages in the gene pool that are T and t. ?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics