exam Maths Puzzle Numerical Ability

Solve using the quadratic formula:
x^2 � 7x � 1 = -7

Read Solution (Total 0)

exam Other Question

The combine resistanc of two resistors R1 and R2 in a parellel circuit is given by the formula

Rt = 1/ 1/R1 + 1/R2

Simplify the formula If R(x) is a rational function, then R(x) < 0 describes what?
a. The values of x that make R(x) positive in value
b. The values of R(x) that make x negative in value
c. The val