Question
Simplify the expression
7tt−14tt
Evaluate
7t211−2×7t
Multiply the numbers
7t211−14t
Use anm=nam to transform the expression
7t1−14t
Multiply by the Conjugate
7t×t(1−14t)t
Calculate
7t(1−14t)t
Solution
More Steps

Evaluate
(1−14t)t
Multiply each term in the parentheses by t
1×t−14tt
Calculate the product
t−14tt
7tt−14tt
Show Solution

Find the roots
t=141
Alternative Form
t=0.07˙14285˙
Evaluate
7t211−2(7t)
To find the roots of the expression,set the expression equal to 0
7t211−2(7t)=0
Find the domain
More Steps

Evaluate
{t≥07t21=0
Calculate
More Steps

Evaluate
7t21=0
Rewrite the expression
t21=0
Calculate
t=0
{t≥0t=0
Find the intersection
t>0
7t211−2(7t)=0,t>0
Calculate
7t211−2(7t)=0
Multiply the terms
7t211−2×7t=0
Multiply the numbers
7t211−14t=0
Cross multiply
1−14t=7t21×0
Simplify the equation
1−14t=0
Move the constant to the right side
−14t=0−1
Removing 0 doesn't change the value,so remove it from the expression
−14t=−1
Change the signs on both sides of the equation
14t=1
Divide both sides
1414t=141
Divide the numbers
t=141
Check if the solution is in the defined range
t=141,t>0
Solution
t=141
Alternative Form
t=0.07˙14285˙
Show Solution
