Ask your own question, for FREE!
Mathematics 18 Online
OpenStudy (anonymous):

Find the X intercept for Y = -x^2 + 4

OpenStudy (amistre64):

+- 2 lol

OpenStudy (amistre64):

its like i was never wrong ;)

OpenStudy (anonymous):

x intercept is either 2 or -2

OpenStudy (anonymous):

Let y = 0 Now 4 - x^2 = 0 LHS is difference of two squares ie (2+x)(2-x) Therefore x = 2 or -2

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!