225 3x5 is 15 and to the power of 2 is 15x15 so multiply and you get 225 hope it helps
Answer:
a = 64
Step-by-step explanation:
The geometric mean of 2 numbers a and b is , then
= 16 ( square both sides )
28a = (16 )² = 1792 ( divide both sides by 28 )
a = 64
Answer:
x=8,y=-1
Step-by-step explanation:
x-2y=10
x=10+2y
10+2y+3y=5
5y=-5
y=-1
x-2(-1)=10
x=8
Easy, take:
p-4=-9+p
Isolate the variable, this is what you are trying to find (p)
p-4=-9+p
-p -p
-4=-9.
There is no variable, which means, there is NO SOLUTION!
You can put no solution, or ∅, as an answer.
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