10/11/21
Find a cubic polynomial (that is, f ( x ) = a x 3 + b x 2 + c x + d ) that has horizontal tangents at the points (-2,2) and (2,-2).
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10/11/21
Algebra Word Problem
Joe got money for his birthday. He spent $5 on candy, $13 on a new shirt and half of the remaining amount on a new sweater. How much did Joe get for his birthday if he is left with $16?
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10/11/21
If the area of a triangle is 9 / √ 2 and two of the sides have length 6 and 3, find the angle between these two sides.
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10/11/21
Suppose A = arcsin( −3 / 5 ) and cos B = 5 / 6 where 3π / 2 < B < 2π. Find the exact value of cos(A − B).
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10/11/21
Pre Calculus Please Explain
What is the coefficient of the leading term of the polynomial function of minimal degree that has the partial solution set given below?
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10/07/21
The position function of a particle is given below. s(t) = t^3 + 3t^2 − 69t, t ≥ 0 When does the particle reach a velocity of 3 m/s?
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