Given that ab² = xy, then b expressed in terms of a, x and y is:
√(xy-a).
√(a-xy).
√(a/xy).
√(xy/a).
Simplfy: (x - 5) (x + 4)
x² + 9x - 20.
x² - x - 20.
x² - x - 1.
x² - x - 9.
Which variable has a s coefficient 5 in 23pq + 3p + 5q.
The coefficient of t in the expression 3x2 + t − 5 is:
3.
1.
2.
-5.
The value of x in the equation 22x = 8 is:
3/2.
4.
2/3.
