Multiply.-9(-9)
A. 90
B. 81
C. -90
D. -81
Answer: B
Mathematics
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Obtain a slope field and add to its graphs of the solution curves passing through the given points.y' = -y2 with (0, 1)
What will be an ideal response?
Mathematics
Write an equivalent expression by factoring.30a3 - 24a2b - 25ab2 + 20b3
A. (6a2 - 5b)(5a - 4b) B. (30a2 - 5b2)(a - 4b) C. (6a2 + 5b2)(5a + 4b) D. (6a2 - 5b2)(5a - 4b)
Mathematics
Find the composition. If f(x) = x2 + 6x and g(x) = x + 2, find ( f ? g)(3)
A. 29
B. 0
C. 55
D. 6
Mathematics
Solve the equation. If the solutions involve square roots, give both the exact solutions and the approximate solutions to three decimal places.x2 - x = 56
A. -7, -8 B. 1, 56 C. 7, 8 D. -7, 8
Mathematics