exam
Maths Puzzle
Numerical Ability
Do exponential functions only model phenomena that grow, or can they also model phenomena that decay? Explain what is different in the form of the function in each case.
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exam Other Question
Been trying to verify this identity:
cot(x) / 1 + sin(x) = csc(x) * sec(x) - sec(x)
Any pointers would be appreciated.
decide all values of b in the following equations that will give one or more real number solutions.
(A) 3x^2+bx-3=0
(B) 5x^2+bx+1=0
(c) -3x^2+bx-3=0
(D) Write a rule for ju