Determine which of the following equations are written in the correct form to apply the zero product rule directly. i. $( x - 9 ) ( x + 7 ) = 0$
ii. $x ( x - 9 ) = 7$
iii. $x ( x + 7 ) = 0$
iv. $x ^ { 2 } - 2 x - 63 = 0$
A) i, iii
B) i, ii, iii
C) i
D) i, iii, iv

Question

Quizplus · Accepted Answer

The zero product rule can be applied directly to equations in the form of a product of factors equal to zero, such as in i and iii.

Determine Which of the Following Equations Are Written in the Correct