Find the directional derivative of f at the given point in the direction indicated by the angle θ. (give your answer correct to at least three decimal places.) f(x, y) = sin(x + 2y) (4, −2) θ = 3π/4

Acylinder has volume 45π and radius 3. what is it’s height?

Graph the linear function using the slooe and y intercept

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50