exam
Maths Puzzle
Numerical Ability
Prove that:
1 + cos A/ 1 - cos A = tanČA/(secA - 1)Č
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exam Other Question
Write an equation of each line. Write the equation in the form y=mx+b
Through (-2.-3) perpendicular to 2x-3y=1
hey, i need help solving the following equations and expressing my answer as an ordered pair if possible
x-5/3y=7
4/7x+y=-13/7
thanks in advance for your help!