SAT Math 9.2 Algebra and Functions

SAT Math 9.2 Algebra and Functions

AlgebraFactoring
Quadratic Equations
Algebra IIQuadratic Equations
Algebra and FunctionsSolving Quadratic Equations by Factoring
LanguageEnglish Language
Passport to Advanced MathRadicals and rational exponents
Product TypeSAT Math
SATSAT Math
SAT MathAlgebra and Functions

Transcript

00:31

Then, we subtract 25 from each side to further isolate x. Now we’re working with –x squared = -16.

00:40

Both sides are negative, so we can multiply both sides by -1 to get x squared = 16.

00:46

From here, pretty simple. Take the square root of both sides, and we get 4.

00:50

But don’t forget it can be positive OR negative.