Learn math class 10 formulas MCQs, math test for online learning courses and test prep to practice. Algebraic formulas and applications quiz questions has multiple choice questions (MCQ), math class 10 formulas test to learn for online algebra courses distance learning.

Math practice test MCQ: a² + b² + c² + 2ab + 2bc + 2ca is equal to with choices (a + b - c)², (a + b + c)², 2abc (a + b + c)² and (a - b + c)² for online distance school education with interactive student portal for examination preparation. Free math revision notes to learn math class 10 formulas quiz with MCQs to find questions answers based online learning tests.

MCQ: A² + b² + c² + 2ab + 2bc + 2ca is equal to

1. (a + b - c)²
2. (a + b + c)²
3. 2abc (a + b + c)²
4. (a - b + c)²

B

MCQ: If a + b = 5 and a - b = 3 then value of a² + b² should be

1. 21
2. 15
3. 17
4. 11

C

MCQ: (a + b)² + (a - b)² is equal to

1. a² + b²
2. 2(a² + b²)
3. a² - b²
4. 2(a² - b²)

B

MCQ: If a + b = 5 and a - b = 3 then value of ab should be

1. 4
2. 5
3. 3
4. 6

A