Question Details

Detailed explanation and options for the selected question.

If x = 3 and y = 4, what is the value of x^2 + y^2?

A. 25
B. 20
C. 16
D. 13

Explanation:

x^2 + y^2 = 3^2 + 4^2 = 9 + 16 = 25. Other options are incorrect.

Related Topics

How to Interpret Sigma Notation (Summation)

Revision Notes

How to Use the Pythagorean Identities in Trigonometry

Revision Notes

How to Simplify Rational Expressions

Revision Notes

How to Use Sum and Difference Identities (Sine, Cosine, Tangent)

Revision Notes

How to Calculate the Volume of a Cylinder

Revision Notes

How to Calculate Combinations (Unordered Selections)

Revision Notes

How to Convert Rectangular (Cartesian) Coordinates to Polar

Revision Notes

How to Calculate Probability in Bernoulli Trials

Revision Notes

How to Convert Units (Metric System)

Revision Notes

How to Calculate Probability of Simple Events

Revision Notes