exam Maths Puzzle Numerical Ability

Would someone please show the graph and whether concave up or concave down?

y= -(x-2)^2

y= -(x^2-4x+4)

Read Solution (Total 0)

exam Other Question

Can someone help me with this, please show me your steps. Graph the function f(x)=square root x+4, sorry don't know how to type square root. What percent of 65 is 13?