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  1. math_celebrity posted a new thread.

    How many of the numbers between 20 and 40 are prime numbers?

    How many of the numbers between 20 and 40 are prime numbers? A) 3 B) 4 C) 5 D) 6 E) 7 Recall that a prime number is a number that only...

    Forum: Calculator Requests

    Jun 14, 2024 at 3:37 AM

  2. math_celebrity posted a new thread.

    What is the value of 998^2 – 2^2?

    A) 988,036 B) 990,000 C) 995,988 D) 996,000 E) 1,000,000 This is a difference of squares. The formula for 2 numbers a and b is: a^2 -...

    Forum: Calculator Requests

    Jun 11, 2024 at 3:28 AM

  3. math_celebrity posted a new thread.

    Two dice are rolled. Determine the probability of the following. Rolling an even number or a number

    Two dice are rolled. Determine the probability of the following. Rolling an even number or a number greater than 6 We want P(X = Even)...

    Forum: Calculator Requests

    Jun 9, 2024 at 12:56 AM
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