Algebra
Calculus
Trigonometry
Matrix
Question
Calculate the value
2942+13
Alternative Form
≈0.347803
Evaluate
(7×6)−131
Multiply the numbers
More Steps
Evaluate
7×6
The product of roots with the same index is equal to the root of the product
7×6
Calculate the product
42
42−131
Multiply by the Conjugate
(42−13)(42+13)42+13
Solution
More Steps
Rewrite the expression
(42−13)(42+13)
Use (a−b)(a+b)=a2−b2 to simplify the product
(42)2−(13)2
Reduce the index of the radical and exponent with 2
42−(13)2
Reduce the index of the radical and exponent with 2
42−13
Subtract the numbers
29
2942+13
Alternative Form
≈0.347803
Show Solution
