What is the total of two consecutive even integers whose square differences are 84?
A. 34
B. 38
C. 42
D. 46
Answer:C
What is the total of two consecutive even integers whose square differences are 84?
A. 34 B. 38 C. 42 D. 46
Explanation: Let x and x + 2 be the numbers.As a result, (x + 2)2 - x2 = 84.84 = 4x + 4,80 = 4x.x equals 20.2x + 2 = 42 is the needed total = x + (x + 2).