09/08/23

Trignometric Limits

What is the limit of (cos^2 (x))/(1+cos2x)(2+cos2x) as x approaches pi/2

Function Operations

Given f(x)=2x2-3x+1 and g(x)=3x+4, find the following:1.) (f+g)(x)2.) (f-g)(x)3.) (g-f)(x)4.) (f•g)(x)5.) (f/g)(x)6.) (g/f)(x)

05/19/23

Evaluate the following expression for the value given

-3x^2 +2x -7; x = -2

04/19/23

PRECALCULUS HELP

Suppose that sec α= −5/3 and π/2 < α < π.Find the exact values of cos α/2 and tan α/2.  cos α/2 = tan α/2 =

01/13/23

Verify the Trigonometric identity

[sin2(x)-1]/[tan(x)sin(x)-tan(x)]=[sin(x)+1]/[tan(x)]

12/02/22

x+3y=18 and y=2x-1

Solve in slope-int form. Please show work. NEED HELP BADLY

12/02/22

6x+2y=-8 / 3x+28=2y

Use any method. Please show work. NEED HELP BADLY

Expand the logarithmic expression

Expand the following log(x2y3/z4)

08/05/22

need answer to this asap

Given the function f(x)=1+7x^2 calculate the following values:f(a)=   f(a+h)=   f(a+h)−f(a)/h=

08/03/22

Simplifying Complex Fractions

Evaluate the expression and write the result in the form of a + bi. 4/1 + i - 4/1 - i

Composition of functions

f(x)=3-2xg(x)= x2-2x-9Find (f o g(3)) and (g o f(3))

Find the sum of the following aritmetic formula.

∑(2n-1) from n=1 to 3 find the sum

Solve the logarithmic equation

Solve the logarithmic equation log3(x-2)=4

Composition of functions

f(x)=2x-3 and g(x)=3x-8. Find f(g(2)) and g(f(2))

01/26/22

Equation Of The Slope

Find the equation of the line with Slope = 2 and passing through (5,15). Write your equation in the form y=mx+b.y =

01/18/22

long division method

Divide (4x^4-2x^2+ 3x – 5) by (x – 3) using the long division method

Solve the literal equation for Z

C=xyr+zxr Solve the literal equation for Z

12/11/21

𝑔(𝑥)=√𝑥+2 +1

𝑔(𝑥)=√(𝑥+2) +1a.) Graph: b.) Is it a function? c.) Is it one-to-one?d.) Domain:e.) Range:Hello! I need help with these problems thank you!

11/13/21

Verify the Trigonometric Identity

Verify the Trig Identity(sin2θ-1)/(tanθsinθ-tanθ) = (sinθ+1)/(tanθ)

11/12/21

What is the Elimination Guided Solution to the description BELOW?

? (-x +2y =-23)? (2x +2y =4) -x +2y =-23 2x =2y = 4?x + ? y =

Simplify the expression

7 over n - 5 + n over n + 5 (Simplify your answer. Type your answer in factored form)The answer I got is n2 + 2n + 35 over (n + 5)(n - 5)Would that be correct?

11/11/21

Graph y= 2(3)^(x-1) -7

y=2(3)(x-1) -7

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