Curved Graph

Find the solution from the graph

• x = -2,-1

• x = 2,-1

• x = -2 -1

• x = 2,1

which graph showing equation of

 $x^2-x-2$  and  $y=4$  

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 $x^2-x-3$ 

Which the right graph for that equation

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 $y\ =\ x^2$  and  $y\ =\ x+2$  

Find the intersection between those equations

• (1,1)

• (-1,1)

• (-1,-2)

• (2,-1)

What is the symbol of gradient?

• g

• G

• m

• y

Which one is theses is not the formula of the gradient?

•  $m=\frac{rise}{run}$  

•  $m=\frac{\left(y-change\right)}{x-increase}$  

•  $m=\frac{\left(y_{2\ }-y_1\right)}{\left(x_2-x_1\right)}$  

•  $m=\frac{\left(x_2-x_1\right)}{\left(y_2-y_1\right)}$  

What is the meaning of tangent?

• Cut

• Secant

• Touch

• Touch at two points

Check the one that the tangent is correct.

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Find the derivative (differential method) of f(x) = 5x² + 7x - 3.

• 2x + 7

• 10x + 7

• 10x + 4

• 2x + 4

Find the derivative (differential method) of the given equation

f(x) = x⁴ + 4x³ - 2x²

• x³ + x² - x

• 4x³ + 12x² + 4x

• 4x + 12x - 4x

• 4x³ + 12x² - 4x