x^2+50=0 and ...

x^2+50=0 and ...

Solve 3/x + 3/2x = 2 Please explain how to answer this question. Thank you :)

In my 8th grade Advanced Algebra class, my group is moving extremely slowly due to constant chattering. I find it frustrating and would like to have the math skills to go into Advanced Geometry next...

Select the approximate values of x that are solutions to f(x) = 0, where f(x)=-8x^2 +9x+5. A. (-1.60,1.80) B. (-8,9) C. (-1.13,-0.63) D. (-0.41,1.53) I...

Solve for x in the equation x^2 -7x-8=0 A. (-1,-8) B. (1,-8) C. (-1,8) D. (1,8) I think the answer is C.

Select the approximate values of x that are solutions to f(x)=0, where f(x)=-9x^2+5x+7 A. (1.20,-0.65) B. (-9,5) C. (-0.56,-0.78) D. (-1.29,0.71) I...

Select the values of x that are solutions to the inequality 0>x^2 +5x-2 A. xΕ(-5-√33⁄2,-5+√33⁄2) B. xΕ[5-√33⁄2,-5+√33/2] C. xE(-∞,-5-√33/2)∪(-5+√33/2,∞) D...

Select the approximate values for x that are solutions to f(x)=0, where f(x)=-6x^2 +7x+8 A. (-0.71,1.88) B. (-6,7) C. (-1.17,-1.33) D. (-0.75,0.88)

I'm solving a quadratic equation which is 2x^2-x-10=0 and I know that a=2 b=-1 and c=-10 ans with the problem put it into the formula which is -(-10 +- √ -1^2-4(2)(-10) and when I get my answer...

Need Help!!

Need Help!!

For each $6 decrease in price, the store expects to sell eight more calculators.The revenue from calculator sales is given by the function R(n) = (unit price)(units sold), or R(n) = (120 - 6n)(80...

7x2 - 10x - 1 = 0

x2 - 2x + 9 = 0 A.)Find discriminant & determine types of solutions B.)Solve with with quadratic formula

8n2 + 4n - 16 = -n2

Full Question: There are 3 squares. The first one is half the width of the second square. The second square is half the width of the third square. The total area is 1000 square feet. What is the combined...

I believe this question is very simple, I just would like to know why in this specific example (2x3+2x2-19x+20=0) once I am done plugging in the trinomial into the quadratic formula and get...

The question is written like this: The width of a rectangle is (x+2) cm. The perimeter of the rectangle is 6(x+1) cm. The area of the rectangle is 18 cm2. Show that 2x2+5x-16=0...

What is the length and width?

i don't how to solve the question.can u please help me. i want the answer..