What is the last digit when you expand 3^2005 ?

Q: Solve the expression below. Write your answer in scientific notation (5.692 × 10^-4) + (8.8 × 10^-5)

A:

Q: What are the steps in completing this question: 5^-4 - 5^-6 / 5^-3 + 5^-5

A: First write it in positive power rhen take LCM and solve it.

Q: simplify √9a^8

A: Consider the expression  9a8

Q: 32-x=9x^2

A:

Q: Rewrite the expression in the form 5^n5n5, start superscript, n, end superscript.…

A: Rewrite the expression in the form 5^n5n5, start superscript, n, end superscript.…

Q: what is the last digit of 2^123 + 3^45? (hint: find the pattern for each number separately before…

A: The objective of this question is to find the last digit of the sum of two numbers, 2^123 and 3^45.…

Q: the difference between 5^-4 and (-5)^4 ?  Find the value for each.

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Q: 5x + 1/4 = 61/4

A:

Q: A student is buying single-serve breakfast meals for the next 10 days. The options are meat bowl,…

A: In this problem, we consider a student who is buying single-serve breakfast meals for the next 10…

Q: How did you go to the -5x-5 , we see how you got to 300-5x-25x^2 and how would you know -1 means a…

A: Given the cost price per hamburger   Howard's profit is given by the formula: Now to determine the…

Q: 5 years ago a dad was 6 years older than 3 times his son's age at that time.  In 4 years, he will…

A: Let the dad is x years old and son is y years old now. 5 years ago dad was (x-5) and son was (y-5)…

Q: perform the indicated  11/x+10 - 10x/x^2-100

A: Given,

Q: so the answer is x^3 =8 because x=2 there 2^3=8

A: One example of an equation that satisfies all the given conditions is:   e^x - e^3 = 0   In this…

Q: fourth root of 81 / fourth root of 4x^6

A: Let's find.

Q: 4x^2-10=70

A: The equation is given by,

Q: What is the standard form of 2.29 x 10^-7 ?

A: We can write the standard form as below,

Q: -4(x-5)^4/7=9

A: