Algebra
Calculus
Trigonometry
Matrix
Question
Calculate the value
161
Alternative Form
0.0625
Evaluate
22(22cos(π))cos(π)
Calculate
22(22−1)cos(π)
Use b−a=−ba=−ba to rewrite the fraction
22(−221)cos(π)
Remove the parentheses
22−221×cos(π)
Calculate
22−221×(−1)
Multiplying or dividing an even number of negative terms equals a positive
22221
Evaluate the power
4221
Multiply by the reciprocal
221×41
To multiply the fractions,multiply the numerators and denominators separately
22×41
Multiply the numbers
More Steps
Evaluate
22×4
Rewrite the expression
22×22
Rewrite the expression
22+2
Calculate
24
241
Solution
161
Alternative Form
0.0625
Show Solution
