exam
Maths Puzzle
Numerical Ability
One root of the function y=x^2-10x+k is 5+2isqrt3. What is the value of k?
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exam Other Question
1s+s-6/2/3=4/1/3
Find the area of the triangle ABC when c=12in, b=9in, angle A=60 degrees?
Find the area of the triangle ABC when three sides are a=9,b=12 and c=5
I need help with these, can someone show me step by step instruction thanks