Solve each equation by factoring.
x2 + -2x - 15 = 0
5, -3
x2 + 25 = 125
x= 10 or x = -10
Find the GCF of 8 and 4.
4
What property of exponents denote 𝑥0=1 ?
Law of Zero Exponent / Zero Exponent Property
Which of the following denotes a square root expression?
a. 3√𝑏
b. 𝑏3
c. 〈𝑏〉
d. √𝑏
d
x2 − 5x − 14 = 0
{7, −2}
Find the value of x in 𝑥2 =4
-2,2
b2 − 4b + 4 = 0
{2,2}
What property of exponents denote 𝑥2/𝑥=𝑥?
Law of Quotient
How do you describe (the signs) of the square root of a positive real number?
a. positive & positive
b. positive & negative
c. negative & negative
d. none of them
b
x2 − 4x + 4 = 0
2,2
Find the solution set of the equation 2𝑥2 – 32 = 0.
Find the GCF of 4𝑥2 and 8𝑥.
4x
What property of exponents denote (𝑥2)(𝑥)=𝑥3
Law of Product
Simplify √50.
a. 25
b. 2√5
c. 5√2
d. 5
c
x2 = 18x + 40
{20, −2}
4𝑥2 = 16
-2,2
Find the GCF of 𝑥2 and 𝑥.
x
What property of exponents denote (𝑥2)4=𝑥8
Law of Power of a Power
Which of the following quadratic equations cannot be factored?
A. 𝑥2 + 3𝑥 + 2 = 0
B. 𝑥2 − 4𝑥 + 4 = 0
C. 𝑥2 + 3𝑥 − 18 = 0
D. 𝑥2 + 2𝑥 − 1 = 0
d
What is the factored form of 𝑥2 + 10𝑥 + 25 = 0?
(𝑥 + 5) (x+5)=0
Applying the method of extracting the square roots, solve for x in 4x2 – 9 = 72
x=± 9/2
Find the GCF of 5𝑥3 and 10𝑥2.
5x2
Evaluate (𝑥2)3(5𝑥)=
5x7
What are the roots of
𝑥2 -7x + 10=0?
5,2