You can model an arch at your school using the equation y=−0.9(x+3)(x−3)y=−0.9(x+3)(x−3), where xx and yy are measured in feet. The x-axis represents the ground. Find the width of the arch...

You can model an arch at your school using the equation y=−0.9(x+3)(x−3)y=−0.9(x+3)(x−3), where xx and yy are measured in feet. The x-axis represents the ground. Find the width of the arch...

Need to find the x of the 3 numbers only step by step

There are many ways to solve quadratic equations, such as factoring,taking square roots, completing the square, and using the quadratic formula. Factoring involves setting each factor equal to zero...

Math Help. I don't understand what my math teacher is teaching.

solving quadratic equation. 1 .solve for x. x(x - 7) = 0 2. solve for x. (2x + )(3x -1) = 0 3. solve by factoring z2- 4z + 3 = 0

in this question there are two variable but i want to find b.

U have a huge test retake coming up The problems I cant find answers for are -4=x^2-5 and -4=x^2+2x

Solve 2x2 - 8x = -7. Choose one answer. A. negative 2 plus or minus square root of 2 B. negative 2 plus or minus 2 square root of 2 C...

If a football player passes a football from 4 feet off the ground with an initial velocity of 36 feet per second, how long will it take the football to hit the ground? Use the equation h = -16t2 +...

solve the equation x=........... x=...........

Find the dimensions of a rectangle that is longer than it is wide whose perimeter is 22ft, and whose area is 18ft2

Application of quadratic equation in real world context

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