Answer:
x=4
Step-by-step explanation:
checked my answer its right
#1.
= -15 x^7
#2
= -605 a^6
#3
=5/y^-2
=5y^2
#4
=4 x^8 + 2 x^8
=6x^8
#5
= 3a^5 - 26a^5
= -23a^5
Answer: 1000
Step-by-step explanation:
20x100=2000 and then 2000/2=1000
Answer:
9
Step-by-step explanation:
I used tan but there's probably an easier way to do this but 4*tan(20)=8.94 then round it up to 9
