Page 313 - Algebra 1

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Error Analysis Two students translate the sentence “twice a number is less than or equal to 5” as shown below. Which student is correct? Explain the error.
Coordinate Geometry A diamond is centered on a coordinate axis. What are the slopes of its two steepest sides?
_x + 4 x 2
Determine any values where the rational expression 16 is undefined.
Budgeting A family wants to write a budget where they put a total of 15% of their income each month into retirement savings. They are already putting 6% of their income into a retirement account. If the family’s income each month is $3484.00, how much more do they need to put into retirement each month?
Use the graph to find the rate of change.
Student A
2+x≤5
Student B
2x ≤ 5
x
O
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Simplify (-4ab2c2)3.
_-2 Analyze For the expression 3x
f
298
Saxon Algebra 1
16 14 12 10
8 6 4 2 0
2468
Omelets
, why can x not equal zero?
Chemistry The approximate radius of an electron is 2.817939 × 10-15 meter.
8
y
Write this number in standard notation. Multi-Step Use the expression 4a + 4ab + 4bc.
a. Is the expression 2(2a + 2ab + 2bc) a correct factorization of the polynomial? Explain.
b. Does the expression 2(2a + 2ab + 2bc) factor the polynomial completely? Finance Overthepastsixmonths,Sharimadefourdepositsforatotalof$854.71.
She wrote down the first two deposits of $220.25 and $318.12 in her register. The final two deposits were of equal amounts that she forgot to write down. What amount should Shari write in her register for each of those deposits?
Eggs Remaining