2. (a+b)²=a²+2ab+b²
(5x-2)²=(5x)²-2×5x×2+2²
(5x-2)²=25x²-20x+4
4. (a+b)²=a²+2ab+b²
(2x+5)²=(2x)²+2×2x×5+5²
(2x+5)²=4x²+20x+25
∵a=4, b=20, c=25
∴a+b+c=4+20+25=49
Hope my answer helped u :)
Answer:
1000
Step-by-step explanation:
you said that b3=1000 and theres no question to this
Please Send Lions, Monkeys, Cats And Zebras Into Lovely Hot Countries
Signed General Penguin
P - potassium
S - sodium
L - lithium
M - magnesium
C - calcium
A - aluminium
Z - zinc
I - iron
L - lead
H - hydrogen
C - copper
S - silver
G - gold
<span>P - platinum</span>
In this case, we'll have to carry out several steps to find the solution.
Step 01:
Data
7.1 x 10-3
standard form = ?
Step 02:
standard form
7.1 x 10-3 ====> 0,0071
The answer is:
0,0071
This would be ELA 1 or 2.....