Question Details

Detailed explanation and options for the selected question.

If a = 2, b = 3, and c = 4, what is the value of a² + b² - c²?

A. 1
B. 4
C. -1
D. 0

Explanation:

Explanation: Substituting values, a²+b²-c² = 2²+3²-4² = 4+9-16 = -3. Other options result from incorrect calculations.