SAT Subject Test Mathematics Level 2
So nx = nn−1. Dividing both sides by n gets you Remember that you must subtract exponents when ...
Your goal is to get an equation with just the variable r on one side. The first variable you shou ...
options. n^18 = n6+12 = n^6 × n^12 Since 3n = n^6 , you can substitute in the equation: n^18 = n^6 ...
24 . E The line with slope has an equation of the form . Find the equation that fits this fo ...
The lateral area of a cone is determined with the formula , where c is the circumference and ℓ is the ...
29 . A The first number in the function gives the amplitude of the function. A sine curve like the one ...
To find the mean number for the six-day period, begin by figuring the total number of tickets sold: 52 × 7 ...
35 . E The graph of has a period of 4π, since the period of y = a cos bx is The curve has completed ...
You can find the percent increase over the last number in each step by dividing the increase, 3, by th ...
It follows that Therefore, So 40 . B In every function, there can be only one value in the range (only one ...
Since n + 19 = 30, n = 30 − 19 = 11. 43 . D Insert the whole expression into the function g(x) ...
46 . A You can find the mean by adding these terms and dividing the sum by four, the number of terms in ...
You need to figure out the total distance traveled so that you can compute her overall average rate. Since ...
1,000(1.02)x = 1,126 Divide both sides by 1,000 to get the exponential expression alone on the left side: ...
100 Essential Math Concepts The math on the SAT subject tests covers a lot of ground—from arithmetic to algeb ...
NUMBER OPERATIONS AND CONCEPTS Make subtraction situations simpler by turning them into addition. For example, ...
DIVISIBILITY The things in a set are called elements or members. The union of Set A and Set B, sometimes expre ...
FRACTIONS AND DECIMALS 12 . Greatest Common Factor (GCF) To find the greatest common factor of two or more ...
To reduce a fraction to lowest terms, factor out and cancel all factors the numerator and denominator have in ...
with the same denominator. For example, to convert first divide 5 into 108, which yields 21 with ...
«
20
21
22
23
24
25
26
27
28
29
»
Free download pdf