Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
39r7
Evaluate
r×1565175
Cancel out the common factor 5
r×151335
Use the commutative property to reorder the terms
15r1335
Multiply by the reciprocal
1335×15r1
Cancel out the common factor 5
137×3r1
Multiply the terms
13×3r7
Solution
39r7
Show Solution
Find the excluded values
r=0
Evaluate
r×1565175
To find the excluded values,set the denominators equal to 0
r×15=0
Use the commutative property to reorder the terms
15r=0
Solution
r=0
Show Solution
Find the roots
r∈∅
Evaluate
r×1565175
To find the roots of the expression,set the expression equal to 0
r×1565175=0
Find the domain
More Steps
Evaluate
r×15=0
Use the commutative property to reorder the terms
15r=0
Rewrite the expression
r=0
r×1565175=0,r=0
Calculate
r×1565175=0
Cancel out the common factor 5
r×151335=0
Use the commutative property to reorder the terms
15r1335=0
Divide the terms
More Steps
Evaluate
15r1335
Multiply by the reciprocal
1335×15r1
Cancel out the common factor 5
137×3r1
Multiply the terms
13×3r7
Multiply the terms
39r7
39r7=0
Cross multiply
7=39r×0
Simplify the equation
7=0
Solution
r∈∅
Show Solution