Q1 MATH 8

Quiz by Warren Malang

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- Q1
Factor the given polynomials: 4x

^{2}+6x+8x

^{2}+2-4(x+1)2(2x

^{2}+3x+4)2(x

^{2}+3x-4)(x+4) (x−1) (x

^{2}-x-1)30s - Q2
Factor the given binomial: 3x

^{2}+6x3x(x

^{4}+2)(3x

^{3}+1)3x(x+2)

3x(x-2)

30s - Q3
Factor the expression completely: 2x

^{2}+ 4x – 162(x- 2)(x+ 4)

2(x+4)(x-4)

2x(x- 2)(x+ 4)

2(x+ 2)(x- 4)

30s - Q4
**For problems 4 & 5factor each of the following by grouping: 7x+7x**^{3}+x^{4}+x^{6}2x(1+2x

^{2})(4+x^{3})x(1+x

^{2})(6+x^{3})7x(1+x

^{2})(7+x^{3})x(1+x

^{2})(7+x^{3})30s - Q5
**For problems 4 & 5factor each of the following by grouping: 18x+33−6x**^{4}−11x^{3}(6x+4)(2-x

^{3})(6x+x

^{2})(3+x^{3})(9+x

^{2})(1+x^{3})(6x+11)(3-x

^{3})30s - Q6
A rectangle has sides of length x+5 and x−3. What is x if the area of the rectangle is 48?

x=9

x=12

x=10

x=7

30s - Q7
Fraction whose numerator and denominator are ____________ is called rational algebraic expression.

Excluded value

Polynomial

Rational expression

Simplifying

30s - Q830s
- Q930s
- Q1030s
- Q1130s
- Q1230s
- Q1330s
- Q1430s
- Q15
The son’s age is one-fifth of his mother’s age. In 10 years, she will be 2/5 of his mother’s age. How old is the mother?

x=38

x=29

x=30

x=31

30s