Answer:
x=9
Step-by-step explanation:
Everything is in picture
98 π R
Surface area of sphere = 4 π R²
= 2 π R × 2 R
= 49 π × 2 R
= 98 π R
What’s the question it’s not therer
Answer: 2x+y=1
3x-y=-6
==>5x=-5
==>x=-1 and y=1-2*(-1)=3
Sol={(-1,3)}
Answer A
