Question
Simplify the expression
3+75m2
Evaluate
3+3m2×25
Solution
3+75m2
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Factor the expression
3(1+25m2)
Evaluate
3+3m2×25
Multiply the terms
3+75m2
Solution
3(1+25m2)
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Find the roots
m1=−51i,m2=51i
Alternative Form
m1=−0.2i,m2=0.2i
Evaluate
3+3m2×25
To find the roots of the expression,set the expression equal to 0
3+3m2×25=0
Multiply the terms
3+75m2=0
Move the constant to the right-hand side and change its sign
75m2=0−3
Removing 0 doesn't change the value,so remove it from the expression
75m2=−3
Divide both sides
7575m2=75−3
Divide the numbers
m2=75−3
Divide the numbers
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Evaluate
75−3
Cancel out the common factor 3
25−1
Use b−a=−ba=−ba to rewrite the fraction
−251
m2=−251
Take the root of both sides of the equation and remember to use both positive and negative roots
m=±−251
Simplify the expression
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Evaluate
−251
Evaluate the power
251×−1
Evaluate the power
251×i
Evaluate the power
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Evaluate
251
To take a root of a fraction,take the root of the numerator and denominator separately
251
Simplify the radical expression
251
Simplify the radical expression
51
51i
m=±51i
Separate the equation into 2 possible cases
m=51im=−51i
Solution
m1=−51i,m2=51i
Alternative Form
m1=−0.2i,m2=0.2i
Show Solution
