Answer:
c.)88^2
Step-by-step explanation
where's the question ?
0.000000210 x 10^{6}=0.21
Step-by-step explanatio
x = 98 , x = 20.5
Step-by-step explanation:
= 7 ( multiply both sides by 14 to clear the fraction )
x = 98
= 4.1 ( multiply both sides by 5 to clear the fraction )
x = 20.5