examday

Community mocks

Juan Set 1 Paper 1 · Q8

Paper 1Sequences & series

For an arithmetic sequence (an)(a_n), it is given that

a1⋅a2⋅a3=2,a2⋅a3⋅a4=14.a_1\cdot a_2\cdot a_3=2,\qquad a_2\cdot a_3\cdot a_4=14.

What is the product a3⋅a4⋅a5a_3\cdot a_4\cdot a_5?

A28
B35
C42
D49
E56

Read the questions freely. Sign in to check your answer, see the worked solution and save your progress.

Sign in to check your answerPractise the whole paper →