Year 13 Pure Maths Quizizz 6

'the curve is concave'

Translate the above statement into 'maths'

• f'(x) > 0

• f''(x) > 0

• f'(x) < 0

• f''(x) < 0

Sketch the gradient function for this graph

(just do it on top of the graph!)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Tags

CCSS.HSA.APR.C.5

Which of these describes how to draw a cobweb or staircase diagram?

• Up/down to the line

  Up/down to the curve

• Left/right to the curve

  up/down to the line

• Left/right to the line

  Up/down to the curve

• Up/down to the curve

  Left/right to the line

Tags

CCSS.HSF-IF.C.7C

Which statement about the Newton Raphson method is true?

• It always fails at a point of infection

• The only thing that can stop it continuing is a stationary point

• If it converges it will always converge to the root nearest x₀

• Sometimes it starts by moving away from the root

When does |x| = x?

• Always

• When x >0

• When x < 0

Which of these is a correct trapezium rule expression using this table of values?