19,133 Answered Questions for the topic Algebra

07/19/21

Math question. Need help.

List two more functions that are inverses of each other.
Algebra

07/19/21

Equations by substitution or addition/elimination method

Please help and show me step by step how to use the sub/add/elim method for this equation:4x-16y=188y=6+2x

07/19/21

Help needed. ASAP Thank YOu!

Explain how you can tell that f(x) = x3 and  are inverse functions.List two more functions that are inverses of each other.

07/19/21

A rectangular garden is completely enclosed by a 120-foot fence.

A rectangular garden is completely enclosed by a 120 foot fence. If the gardens width is 4 feet less than its length, what are the gardens dimensions? (How wide is the garden, and how long is the... more

07/19/21

Algebraic Problem

5-2(4-2/3)-22-(-2)2+5/7-1/3÷2
Algebra

07/18/21

solve the system using the Guass-Jordan method. -4x+2y=-6 ; x+3y=5

07/18/21

Alg 2 question. Need help thank you!

A. For what domain are f(x) = x2 and  inverse functions? Make sure you use set builder notation. B. Explain how you can tell that f(x) = x3 and  are inverse functions. Explain.C. List two more... more

07/18/21

For commercials aired during a sporting​ event, advertisers paid an average of​ $5 million to air a​ 30-sec commercial.

For commercials aired during a sporting​ event, advertisers paid an average of​ $5 million to air a​ 30-sec commercial. Even at this​ rate, some commercials were longer than 30 sec. A total of 60... more

07/18/21

A motel clerk counts his​ $1 and​ $10 bills at the end of the day.

A motel clerk counts his​ $1 and​ $10 bills at the end of the day. He finds that he has a total of 44 bills having a combined monetary value of ​$152. Find the number of bills of each denomination... more
Algebra

07/18/21

William opened two investment accounts.

William opened two investment accounts. The first​ year, these​ investments, which totaled $2800​, yielded $129 in simple interest. Part of the money was invested at 5.5​% and the rest at 3​%. How... more
Algebra

07/18/21

A​ person's website specializes in the sale of rare or unusual vegetable seeds.

A​ person's website specializes in the sale of rare or unusual vegetable seeds. He sells packets of​ sweet-pepper seeds for $2.48 each and packets of​ hot-pepper seeds for ​$4.88 each. He also... more
Algebra

07/18/21

Brand A granola is 25​% nuts and dried fruit and brand B granola is 20​% nuts and dried fruit. How much of A and B should be mixed to form a 20-lb batch of sweets that is 23​% nuts and dried​ fruit?

Brand A granola is 25​% nuts and dried fruit and brand B granola is 20​% nuts and dried fruit. How much of sweet item A and sweet item B should be mixed to form a 20-lb batch of sweets that is 23​%... more
Algebra

07/18/21

One canned juice drink is 30​% orange​ juice; another is 10​% orange juice. How many liters of each should be mixed together in order to get 20 L that is 29​% orange​ juice?

One canned juice drink is 30​% orange​ juice; another is 10​% orange juice. How many liters of each should be mixed together in order to get 20 L that is 29​% orange​ juice?

07/17/21

How would I use the De.M Theorem to find the power given below?

[ 3 ( cos 3π/8 + i sin 3π/8 ) ] 4how also, would I write this in rectangular form? Using the DeMoivre’s Theorem Thank you.

07/17/21

Write an equation that expresses the statement. (Use k as the constant of proportionality.) z is proportional to the square root of x.

"Write an equation that expresses the statement. (Use k as the constant of proportionality.)z is proportional to the square root of x."

07/17/21

Need help asap thank you.

A. Is the function f(x) = x2 even, odd, or neither? Explain B. Is the function g(x) = x3 even, odd, or neither? Explain C. Is the function  even, odd, or neither? Explain D. Is the... more

solve for x Exponential & Log Functions

Solve for x, 3 4√𝑥 -4 × 32√𝑥 = − 3
Algebra

07/16/21

line a is perpendicular to line b

line a is perpendicular to line b. Line a passes through the points ((4,6) and (0,9). Line b passes through the point (3,-2). Find the equation of line b in slope intercept form.
Algebra

07/16/21

graph the solution to the inequality

Graph the solution to the inequality..3x-4>y
Algebra

07/16/21

point slope equation

find the point slope equation for the line passing through (3,-4) (-1,2)

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