Answer:
120 problems
Step-by-step explanation:
Given
Required
Determine the number of questions
To do this, we simply multiply the earnings by the number of problems.
This gives:
<em>The students answered 120 problems correctly</em>
Answer:
Are u supposed to order them if so it's prob 1,3 then 2,3 then 3,3 then 4,3 then 5,3 or something but feel free to tell me if I'm wrong
Answer:
i391234567890987654321
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
the explicit formula for an arithmetic sequence is
= a₁ + (n - 1)d
where a₁ is the first term and d the common difference
from the recursive formula in the form
= + d
given
= - 7
with d = - 7 and a₁ = 4 , then explicit formula is
= 4 + (n - 1)(- 7)