The remaining mass of 40 grams of a radioactive element whose half life is 40 years is given by the following equation, after t years. [ () How much of the beginning mass remains after 70 years? Round to the nearest hundredth. 4:40 y-40 , 120.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The remaining mass of 40 grams of a radioactive element whose half life is 40 years is
given by the following equation, after t years.
ធ
(1)
How much of the beginning mass remains after 70 years? Round to the nearest
hundredth.
4/40
y=40
, 120.
10) Complete the equation: (2x5)
A) (2)-1 Multiplicative Inverse Property
B) (2x)(x2)=1
C) (2x)(-2x)=1 Additive Inverse Property
D) (2x)-1
E) (2x²)(0)=1
1. What property is illustrated?:"
Commutative Property of Multiplication
Multiplicative Identity Property
Additive Identity Property
B
Transcribed Image Text:The remaining mass of 40 grams of a radioactive element whose half life is 40 years is given by the following equation, after t years. ធ (1) How much of the beginning mass remains after 70 years? Round to the nearest hundredth. 4/40 y=40 , 120. 10) Complete the equation: (2x5) A) (2)-1 Multiplicative Inverse Property B) (2x)(x2)=1 C) (2x)(-2x)=1 Additive Inverse Property D) (2x)-1 E) (2x²)(0)=1 1. What property is illustrated?:" Commutative Property of Multiplication Multiplicative Identity Property Additive Identity Property B
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