1. What method can we use to solve a quation that can be written in the form x^2= r?
a. Quadratic Formula
b. Factoring
c. Extracting square roots
d. Completing square roots
2. Which of the following states that if the product of two real number is zero, then either of the two is equal to zero or both numbers are equal to zero?
a. Multiplication property
b. zero product property
c. identity property
d. transitive property
3. It is polynomial equation of degree two that can be written in the form ax^2+bx+c=0.
a. Linear Equation
b. Linear in equality
c. Quadratic Equation
d.Quadratic inequality
4. What is the standard Form of the quadratic equation 2x+(x-4)(x+1)=9?
a. x^2-x-13=0
b. x^2+x+13=0
c. x^2-5x-5=0
d. x^2-5x-13=0
5. In the quadratic equation (y+5)(y-5)=4. What are the values of a,b, and c?
a. a=1,b=5,c=-5
b. a=1,b= -5,c=5
c. a=1,b=5,c= -29
d. a=1,b=5,c=25
6. In the equation x^2+5x-14=0, the solutions are___________.
a. 7 and -2
b. -7and 2
c. 7and 2
d. -7and -2
7. In the equation 2x^2x-12=0, the values of x are _____________.
a. -6 and 2
b. -3 and 4
c. -4 and 3
d.2 and -3
8. Solve for x in the equation x^2=256 by extracting square roots.
a. 14 and -14
b. 23 and -23
c. 16 and -16
d. 18 and -18
9. Solve by extracting roots: 2x^2=162
a. 7 and -7
b. 9 and -9
c. 9 and -11
d. 11 and -11
10. In the equation 4x^2-16x=-12, one of its roots is__________.
a. 3
b. 4
c. -3
d. 2
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Answer:
a
c
d
a
d
e
d
c
a
d
a
d
d
a
these are the all the answers