Answer:
8)b=
9) i don't know bc i can't see
10) x=7
Answer:
Step-by-step explanation:
Given
Required
Determine
Open bracket
Equate the equation to 0
Express 3 as 1 + 1 + 1
Collect like terms
Group each terms
Factorize (starting with the first bracket)
Express 0 as 0 + 0 + 0
By comparison
Solving for
Take square root of both sides
Add 1 to both sides
Solving for
Take square root of both sides
Subtract 1 from both sides
Solving for
Take square root of both sides
Subtract 1 from both sides
Substitute the values of a, b and c in
Answer:
18 minutes
Step-by-step explanation:
60/40=1.5
12 x 1.5 = 18
What is 0.00340.78 correct to 3 significant figures?
a significant fugure is when the number lean solething ,so its can anyone except 0
so if we are reducing 0.00340.78 to 3 significant number
first we have to look for the significant nulber ,which are 3,4,7,8
so the answer can be 0.0034.7
hopefully this helps
Answer:
$72
Step-by-step explanation:
5/8=45/x
cross multiply, 360=5x
72=x