18,541 Answered Questions for the topic Algebra

Algebra

06/07/22

The sum of a number and 8.

Algebra

06/06/22

Solve using quadratic formula: -2x² +5x -3 < 0

Algebra

06/06/22

The selling price of a​ refrigerator, is ​$546.70. If the markup is 10% of the​ dealer's cost, what is the​ dealer's cost of the​ refrigerator?

The selling price of a​ refrigerator, is ​$546.70. If the markup is 10% of the​ dealer's cost, what is the​ dealer's cost of the​ refrigerator?
Algebra

06/06/22

Freddie, Caue and Austin are saving to go on a holiday

Freddie, Caue and Austin are saving to go on a holiday. The following is the details of how much they can save together they can save $130 per week Freddie can save 3 times more than Caue Austin... more
Algebra Math Sat Math

06/05/22

Geometric progression problem

bn=3*2n-1 is a geometric progression. Find the sum of its first three terms.
Algebra Math Algebra 1

06/05/22

Square Function

Let F be a quadratic function given by F(x)=ax2+bx-2. If x=3 is the axis of symmetry of the graph of F and F(3)=>0, then it is fulfilled with certainty:Which is the correct answer.A) a>0,... more
Algebra

06/02/22

Solve −6e = −12. Check your answer.

Algebra

06/02/22

If 2x/3 + 4 = 12, then x =

A. x = 13.B. x = 12.C. x = -12.D. x = -13.
Algebra

06/02/22

Water runs from a pump at a rate of 1.5 gallons per minute. At this rate, how long would it take to fill a tub with a 150-gallon capacity?

A. 10 minutes.B. 100 minutes.C. 225 minutes.D. 2,250 minutes.
Algebra

06/02/22

What is the probability of selecting a male from a group of 4 males and 8 females?

A. 1/3.B. 1/2.C. 2/3.D. 4/5.
Algebra

06/02/22

4(x+5) + 4x + 8. Which of the following is equivalent to the expression above?

A. 4(2x+7).B. 8(x+4).C. 5x+17.D. 8x+13
Algebra

06/02/22

If 2x + 5 = 8x, what is 12x = ?

A. 5.B. 10.C. 15.D. 20.
Algebra

06/02/22

Which of the following expressions is equivalent to (x^3 x x^2)^5

A. x10B. x15C. x25D. x30
Algebra

06/01/22

Require assistance with algebraic functions.

y=g(x) and y=g^-1(x), where g(x)=b^xT is the point of intersection for both graphs.The point K(-1;2) lies on the graph of g.2.1 Show that b=1/22.2 Determine the equation of g^-1(x) in the form of... more
Algebra Math Probability

05/31/22

Central Tendency and Mean Deviation

How old are Olympic gymnasts? You are going to look for patterns in data and make conclusions based upon that data. The ages of the 2012 US Olympic gymnastics teams are shown below: Men: 20, 27,... more
Algebra

05/30/22

Given line: y=2x-5. What is the parellal line to the given line

GIVEN line: y=2x-5 Write an equation for a line perpendicular to the given line
Algebra

05/30/22

Given line: y=2x-5. What is the perpendicular line to this given line

GIVEN line: y=2x-5 Write an equation for a line perpendicular to the given line

05/30/22

How to find the dimension of the box in algebraic expression

How to find the dimension of the box in algebraic if its volume is 9x³-x?

Hi, I need help to understand this problem solving. Could anybody help me please.

A construction worker is repairing a window tosses a tool to his partner across the street. The height of the tool above the ground is modelled by the quadratic relation h=-5t² + 20t +25, where h... more

05/30/22

hello please help me with my homework. I have not received any help

Construct a truth table for the given statement. Please put T for True and F for False. Also, there are many columns, so please do not merge them, but separate them because it can get really... more

05/30/22

please help me with math homework. the person who helped me last time got everything wrong

Construct a truth table for the compound statement. Please separate these 5 columns because squeezing them all together is confusing.(q ∧ ~p) ∨ ~q

05/30/22

How to find the value of a constant (a) in a binomial expansion?

Q) In the expansion of (1-x/a) (5+x)6, the coefficient of x2 is zero. Find the value of a.So I thought it would be a matter of expanding the second parentheses because it is the binomial then... more

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