Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
If the first term of a sequenc...
30
35
40
45
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.
What is the sum of the first five odd numbers?
Which of the following is the formula for the nth odd number?
What is the next number in the sequence 1, 4, 9, 16?
If the first five hexagonal numbers are 1, 6, 15, 28, 45, what is the sixth hexagonal number?