Solve the equation.x(1 + 3x) = (3x - 1)(x - 3)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the length of the curve.The curve r = 3
, 0 ? ? ? 
A. 3(? + ln(? + 
))
B. 2?
C. 
(? + 2)
D. 
?
Mathematics
Use scientific notation to solve the problem.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 104 hr B. 3.2 hr C. 3.2 x 102 hr D. 3.2 x 103 hr
Mathematics
Evaluate the algebraic expression for the given values of the variables.x - (y + z) for x = 20, y = 10, and z = 1
A. 12 B. 31 C. 9 D. 11
Mathematics
Compute the discriminant. Then determine the number and type of solutions for the given equation.x2 + 5x + 4 = 0
A. 9; one real solution B. 9; two unequal real solutions C. -41; no real solution D. 0; one real solution
Mathematics