Answer:
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: