Post a New Question

Math 130

posted by .

Sum the first two odd numbers, then the first three, the first four, and so on. From these observations could you guess the sum of the first 100 odd numbers?

  • Math 130 -

    notice it goes like this:
    first two = 2^2
    first three=3^3
    first four= 4^2
    first 15=15^2
    first hundred= ???

  • Math 130 -

    How many four-digit numbers abcd exist such that a is even, b is divisible by 5, c is prime, and d is odd?

  • Math 130/ help please -

    Find the smallest values for a and b so that 21 base a equals 25 base b.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question