A is 4 × 4, B is 4 × 4
A) AB is 1 × 1, BA is 1 × 1. B) AB is 8 × 4, BA is 8 × 4.
C) AB is 4 × 8, BA is 4 × 8. D) AB is 4 × 4, BA is 4 × 4.
D
Mathematics
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Choose the graph that represents the given function without using a graphing utility.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Perform the operations.2.0433 × 10-7
A. 0.00000020433 B. -204,330,000 C. 0.000000020433 D. 0.0000020433
Mathematics
A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 6, an+1 = (-1)nan
A. 6, 6, -6, -6, 6 B. 6, -6, -6, 6, 6 C. 6, -6, 6, -6, 6 D. -6, 6, -6, 6, -6
Mathematics
Evaluate f(x) at the given value of x.f(x) = x2 + 3; x = 9
A. 86 B. 81 C. 80 D. 84
Mathematics