Question

Solve each of the following equations

show all of your working, do nor use trial and improvement

a)
`√(p)` = x + 8

x = ..............

b) x +
`p^(2)` = 4 - x

x = ................

c) 3
`p^(3)` - 5 = 5x + 2

x = ...................

Answer 1

a. x = √p - 8

b. x = (4-p^2)/2 or 2- 1/2p^2

c. x = (3p^3 -7)/5