Sunday

March 1, 2015

March 1, 2015

Posted by **Jessica** on Monday, July 20, 2009 at 7:57pm.

-3x^2+7x=0

- algebra -
**Marth**, Monday, July 20, 2009 at 8:16pmThe equation is in the form

ax^2 + bx + c = 0

-3x^2 + 7x = 0

So, a = -3, b = 7, and c = 0

b^2 - 4ac = 49 - 0 = 49

The square root of a positive number is a real number, so there are 2 real solutions by the quadratic formula.

**Answer this Question**

**Related Questions**

Algebra - Consider the equation: 4x^2 – 16x + 25 = 0 (a) Show how to compute the...

Algebra - Consider the equation 4x^2 – 16x + 25 = 0. (a) Show how to compute the...

College Algebra - Consider only the discriminant, b2 - 4ac, to determine whether...

Algebra - Compute the value of the discriminant and give the number of real ...

Algebra II - 1)What method(s) would you choose to solve the equation: x2 + 2x - ...

Equations Help - how many real number solutions are there to the equation y=5x^2...

Algebra - How many real number solutions does the equation have? y=-4x^2+7x-8 A...

algebra - determine the nature of the solutions of the equation, one real ...

Algebra - Find all positive values for k for which each of the following can be ...

algebra - i need help on these three..thank you...find the real number solutions...