Aph of Scale x-axis.
y-axis
0 Doow a graph of y=x2-8x + 15 Take the wall
x from 2 to to using a scale or 2cm to
co was and 2cm to s units on y-ax
ts
om the graph
obtoun the gradient of the curve and xeno
able the tangent as a cure at 24
solution
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Let w=23 . what is the value of w + 45 ?

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *