Question

10.5 x 10.5 - 15 x 10.5 +7.5 x 7.5
Find the value of -
10.5 - 7.5​

Answer 1

Answer:3

Step-by-step explanation:

10.5×10.5-15×10.5+7.5×7.5

=(10.5)^2-2×10.5×7.5+(7.5)^2

={10.5-7.5}^2.........(1)

={3}^2=9

Now, (10.5-7.5)=√9

Therefore (10.5-7.5)=3

Answer 2

Answer:

Step-by-step explanation:10.5*10.5=110.25

15*10.5=157.5

7.5*7.5=56.25

110.25-157.5+56.25

sorry but i found a mistake in the question i tried but i not able to answer cause either find the value shoul be extreme up or extreme low. sorry but this question is confusing. if you can send the proper question i will surely find time and solve it.