Find the LCM.r2 + 10r + 25, r2 + 5r
A. (r + 5)2
B. r(r + 5)2
C. r(r + 1)(r + 5)
D. r(r + 5)
Answer: B
Mathematics
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Evaluate using Table 1 or CAS.
? 2x dx
Mathematics
Multiply. Write your answer in lowest terms.3
A. -29
B. -25
C. -26
D. -21
Mathematics
Simplify.
A. 2
B. 100
C. 
D. 10
Mathematics
Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.7x + 1.2y + 3.6z = 1.53.4x - 7.0y + 0.0z = -2.93.4x + 0.9y - 3.0z = -0.7
A. {(0.0, 0.2, 0.2)} B. {(0.0, 0.4, 0.3)} C. {(0.0, 0.1, 0.1)} D. {(0.0, 0.3, 0.2)}
Mathematics