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MATHEMATICS

JAMB 2002 - Question 24

Mathematics 2002 JAMB Past Questions - Question 24: If N=(3 5 ;-4 )(6 35);/div>( -2 ; 2 1) find /N/

If N=(3 5 ;-4 )(6 35);/div>( -2 ; 2 1) find /N/

A: 17

B: 23

C: 65

D: 91

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Correct Answer

Explanation

3 5 -46 -3 -5 -2 2 1 = 3(−3−(−10))−5(6−10)+(−4)(12−6)3(−3−(−10))−5(6−10)+(−4)(12−6)= 21+20−2421+20−24= 17