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Q. Multiplying Mixed Numbers?
Ans.
Multiplying mixed numbers is a 3-step process:
1. Convert the mixed numbers to improper fractions
2. Multiply the fractions
3. Convert the result back into a mixed number (if you want).
Lets look at a couple of examples:
Note: Since the original problem began with mixed numbers, you should leave the answer as a mixed number.
Here's another one you can look at...
Solve -10 cos(3t )= 7 on [-2,5]. Solution Let's first get the inverse cosine portion of this problem taken care of. cos(3 t )= - 7/10 ⇒ 3t = cos -1 ( - 7
sin(2x+x)=sin2x.cosx+cos2x.sinx =2sinxcosx.cosx+(-2sin^2x)sinx =2sinxcos^2+sinx-2sin^3x =sinx(2cos^2x+1)-2sin^3x =sinx(2-2sin^2x+1)-2sin^3
at what price 6.25% rs 100 share be quoted when the money is worth 5%
The production manager of Koulder Refrigerators must decide how many refrigerators to produce in each of the next four months to meet demand at the lowest overall cost. There is a
These experiences should be related to the mathematical concepts and ideas that we teach them. Only then will these ideas appear relevant to the children, and be absorbed by them
In figure, the incircle of triangle ABC touches the sides BC, CA, and AB at D, E, and F respectively. Show that AF+BD+CE=AE+BF+CD= 1/2 (perimeter of triangle ABC), Ans:
3+5
3 2/3 - 1/6
cos inverse x -cos inverse 2x=pie\2
solutions for the equation a-b=5
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