05/13/21

05/09/21

#### Optimization Question.

Given y = sinx find the local max/mim on [0,2pi] and the concavity.

04/28/21

#### Find the exact values (precalc)

Find the exact values (fractions) for the trigonometric expression given that sin u = 4/5 and cos v = -7/25 (both u and v are in II quadrant)

04/06/21

#### Help!!! Just Need the Need Help with Graphing!

A pipe needs to run from a water main, tangent to a circular fish pond. On a coordinate plane, construct the circular fish pond at a given location and specify your center point and radius. Write... more

03/18/21

#### Calculus 1- Concave up or down and inflection

Find where the following function is concave up and where it is concave down. Where are the inflection points of the function? f(x) = cos(2x)

03/16/21

03/09/21

#### function composition

If f(x) = x2 + 5x + 6 and g(x) = x + 2﻿i need help finding and simplifying F(g(2)) G(f(-1)) F(g(0)) (f(g(-4)) G(f(x)) F(g(x))

03/03/21

#### Change the rectangular coordinates to polar coordinates with r > 0 and 0 ≤ 𝜃 ≤ 2𝜋.

Change the rectangular coordinates to polar coordinates with r > 0 and 0 ≤ 𝜃 ≤ 2𝜋. (a)    (7, −7 3 (r, 𝜃) = (b). (8, 8)(r, 𝜃) =

09/30/20

#### Differentiate using the quotient rule

Differentiate using the quotient rule d/dx[(cos x)/x].

09/01/20

04/01/15

5c2-24cd-5d2

02/08/15

#### Homework help

A projectile follows a parabolic path whose height, in meters, is given by the function f(x) =-x2 +2x+2. Find the maximum horizontal distance that the projectile may cover

12/09/14

#### Which graph represents the solutions to the inequality |5x - 10|the sign is greater or equal to 15?

10/28/14

The half-life of radium is 1600 years. If the initial amount is q0 milligrams, then the quantity q(t) remaining after t years is given by q(t) = q02kt. Find... more

05/06/14

#### Divide and solve

2x^3+3??8x^6+10x^5+4x^4+10x^3+10^2+6-9

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