exam
Maths Puzzle
Numerical Ability
Multiply: (3x-5)(7x-5)
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exam Other Question
Please help!
the 4th root of 3s^2t^4 (numerator)
10,000 (denominator)
I don't even know where to begin.
Problem: "Find the products by using scalar multiplication".
A: -2 times [2 -4]
[-6 8]
B: 1/2 times [-2 -4]
[6 8]
I dont kno if its righ