MTH 100 Assignment 2 (2015)
MTH 100
Assignment 2
Exercise 1(10pt). Quadratic Equation’s
Find all possible values of the given variable.
(4y  8)(3y + 7) = 0
(4w  8)(w + 3) = 0
(p  5)(p + 2) = 0
(k + 4)(3k  12) = 0
(m + 11)(m  9) = 0
(4k  2)(3k + 6) = 0
(3h  7)(5h + 4) = 0
(6m  7)(2m + 12) = 0
(s + 1)(4s  8) = 0
(2z + 7)(z + 1) = 0
Exercise 2(6pt). Rational Equations by Cross Multiplying
Solve for in each of following equations.
x/9= 7/3
(x5)/15= 4/5
(3x+1)/(x1)= 5
(x6)/3= (2x2)/15
6/(3x1)= 3/4
5/x= 7/(x4)
Exercise 3(4pt). Inverse functions
1. If , what is the value of the reciprocal of
2. If the reciprocal of is ½, what is the value of ?
3. The
difference between the reciprocal of and the reciprocal of is equal to the reciprocal of .
What is the value of ?
4. If the reciprocal of is , what is the value of ?

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Solution: MTH 100 Assignment 2 (2015) Solution