Answer:
r1= -10 r2= +10 (10)
Step-by-step explanation:
r²= 165-65
r²= 100
r=+-(root)100
r1= -10
r2= +10 (10)
Answer:
20 years is the brother
Step-by-step explanation:
quick maths
Answer:
-15
Step-by-step explanation:
so to start you must distribute negative two times negative two equals positive four,
so now your equation looks like this,
2^2 +4+4-3^3
then you need to do the exponents,
2 x 2 = 4
3 x 3 x 3 =27
now it looks like this
4+4+4-27
12 - 27
-15
Hope that helps!
I believe it would be 115 plus 56. subtract that from 180. i believe thisbis your answer