Answer:
Option 3 is correct as Leon multiplied 8 by 2 when he should have raised 8 to a power of 2.
Step-by-step explanation:
Given : Leon evaluated the expression
for a=8
(-4(8) - 6) + 82 , (-32-6) + 82 , (-38) + 82 , (-38) + 16 –19 + 16 –3
Leon's work is not so proper , Option 3 is correct as Leon multiplied 8 by 2 when he should have raised 8 to a power of 2.
Correct steps are :
Step 1 :
Step 2 : Put a=8 in the equation we get,
Therefore, correct answer is 26.
2 and 9
6 and 3
9 and 2
3 and 6
Answer: The answer is 219.8cm^3 or in your case 220cm^3
Step-by-step explanation:
volume= height x pi x diameter
volume = 10cm x 3.14 x 7cm
volume =219.8cm^3
Answer: c
Step-by-step explanation: