Find the indicated matrix.Let A = 
and B = 
. Find A - B.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Factor.7x2y2 - 17xy - 12
A. (7xy + 4)(xy - 3) B. (7x + 4y)(x - 3y) C. (7xy + 3)(xy - 4) D. (7xy - 3)(xy + 4)
Mathematics
Subtract.44,600 - 8523
A. 36,077 B. 35,777 C. 40,077 D. 43,897
Mathematics
Complete the identity.sin(3?) sin(5?) cos(3?) cos(5?) = ?
A. 
B. 
C. 
D. cos2(30?)
Mathematics
Secants are drawn from point A to circle O so that one secant intersects the circle at N and G with AN < AG and the second secant intersects the circle at E and L with AE < AL.Then
(a) (AE)(AL) = (AN)(AG). (b) (AE)(EL) = (AN)(NG). (c) LAG = 0.5(EN + LG). (d) NG = EL. (e) All of these is correct.
Mathematics