If you're asking for the number, then it's 483.12
Plug in a -20 wherever you see a b
(-20)^2 +4*-20-89/13
400 + -80-89/13
400 - 169/13
400-13
=387
Hope this helps
Answer:
false, 2^3= 8 3^2=9 8+9=17
Step-by-step explanation:
Your answer:172 Hope this helps:)
Answer:
2.236
Step-by-step explanation:
this is very easy. try using a calculator. I just use googles calculator