Find all numbers for which the rational expression is not defined.
A. x = 3 and x = 3
B. x = 2 and x = -2
C. x = -3 and x = -3
D. x = 0
Answer: A
Mathematics
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Represent the system of linear equations in the form AX = B and solve by finding A-1 and using X = A-1B.5x + 22y = 3,2x + 9y = 8
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Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(x-8)7
A. -x56
B. -8x56
C. -8x7
D. 
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Find the area A of a triangle with base b and altitude h.b = 46 yd, h= 40 yd
A. 460 yd2 B. 1840 yd2 C. 920 yd2 D. 800 yd2
Mathematics