Answer: 95 units squared
Step-by-step explanation:
Rectangle of 10*4=40
Rectangle of 5*7=35
Triangle of 4*10/2=20
40+20+35=95
Answer:
help you
Step-by-step explanation:
I will help you on somethings
<h3>
Answer: a = -3 and b = 5</h3>
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Work Shown:
Multiply top and bottom by 
to rationalize the denominator
We end up with something in the form 
where a = -3 and b = 5
<h3>let a number = a</h3><h3>it's cube will be a×a×a = a³</h3>
<h3>now atq 2a </h3><h3>it's cube will be </h3><h3>2a ×2a ×2a => 8a³ or (2a)³</h3>
<h2>Hope it helps you </h2>
Answer:
x=2, x=-2
Step-by-step explanation:
3x²-3+4x²-12=13
7x²=13+12+3
7x²=28
x²=4
x=-2
x=2
