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)
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exam Other Question
Ethel tosses a softball upward. When the ball leaves her hand 5 feet above the ground it has an initial upward velocity of 66 feet per second. How high can Ethel toss the ball?
solve the polynomial equation by factoring and then using the zero product principle
2x^4 = 16x
2^4 + 16 so your eqation is corect 2x^4 = 16x