exam
Maths Puzzle
Numerical Ability
Solve for x algebraically: 5^(2x)- 4(5)^x=-3
Read Solution (Total 0)
exam Other Question
solve using the quadratics formula
rSQUARED+16r+21=0
Find the x-intercepts and y intercepts for f(x)
f(x)=x^2-8x+11
I dont know is this is correct, i got the x intercepts are (4(+-) sqrt5/2,0)