Hello :
<span>Factor completely. a^2 - 25b^2 :
a²-25b²=a²-(5b)² = (a-5b)(a+5b)</span>
It’s says 1/square roots of x-8 on the top. Hope this is the answer you were looking for
Answer:
b) 5:7 = 15:21
Step-by-step explanation:
This questions tests our understanding of enlargement ratios.
#Determine the decimal equivalents or simplify to see which one is correct:
#a) 5:21 = 7:15

#b) 5:7 = 15:21


#c) 5:7 = 21:15

#d) 21:5 = 15:7

Hence, option b is the correct one as 5:7 = 15:21
Answer:
27 20 13
Step-by-step explanation: