Question

Solve x^2 – 3x = –8 using the quadratic formula.

Answer 1

on your scientific calculator click on MODE then number 5 then number 3 and put those numbers x^2 – 3x = –8

(AFTER WRITING EACH NUMBER CLICK ON = SO YOU CAN PUT THE OTHER NUMBERS. FOR EXAMPLE, WRITE 1 AS A THEN CLICK = AND SO ON)

1 and A (write 1 first then click =)

-3 as B (write -3 then click =)

+8 as C (write 8 then click =)

then you will get the answer of x1 and 2

Explanation: