Mathematics-Arithmetic Progessions [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 1 - 2 of 2
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Question 1
Question MCQ▾
The equation (1 + m2) x2 + 2 mcx + c2 - a2 = 0 has equal roots, if
Choices
Choice (4) | Response | |
---|---|---|
a. | c2 = a2 (1 - m2 ) | |
b. | a2 = c2 (1 + m2 ) | |
c. | a2 = c2 0-m2 ) | |
d. | c2 = a2 (1 + m2 ) |