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100
Find the product of (x-3) (x+3)
What is x²-9?
100
Factor the expression 3-12x²
What is A=3(1+2x)(1-2x)?
100
Solve the Inequalties 2x<4+(12/8)
What is x=2.75?
100
A student says that the domain of F(x)=√x+1/ x-3 is all real #s execpt x=3. is this student correct?
What is YES
100
the land area of the earth is 57,300,000 square miles, put this number in scientific notation
What is 5.72x10^7
200
Rewrite the polynmial 7-9x²+3x in standard form and state the degree.
What is A=-9x²+3x+7 D=2?
200
Find the factors of x²+4x+4
What is (x+2)(x+2)?
200
A 225-pound man begins an exercise and diet program that is designed to reduce his weight by at least 2 pounds per week. Find the maximum number of weeks before the man's weight will reach his goal of 192 pounds.
What is 16.5 is greater than or equal to x?
200
you are working with a cylindrical beaker in a chemistry lab exp, the height of the beaker is 4 times the radius. Write the volume of the beaker as a function of the radius.
What is (4)pie R³
200
what is 4² rasied by the 1/2 power?
What is 4
300
Solve (x+2)²
What is x²+4x+4?
300
Factor by Grouping: x³-2x²-3x+6
What is (x-2)(x²-3)?
300
The cost of renting a midsize car from Colby Chase Rentals is $279 per week with no extra charge for mileage. The cost of renting a smiliar car from Jessica Sales is $199 per week, plus 32 cents for each mile driven. How many miles must you drive in a week to make the rental fee for Jessica Sales greater than that for Colby Chase Rentals?
What is more than 250 miles?
300
does the equation y-2=x represent y as a function of x?
What is Yes
300
what is 1/4-² rasied by a power of 2
What is 256
400
Find the product of 2x-4 and x+5
What is 2x²+6x-20?
400
Factor this expression: (a) 3x³+192
What is 3(x+4)(x²-4x+16)?
400
A person enrolls in a diet program that guarantees a loss of at least 1(1/2) pounds per week. The person's weight at the beginning of the program is 180 pounds. Find the maximum number of weeks before the person attains a weight of 130 pounds.
What is 33(1/3) weeks?
400
the height y (infeet) of a baseball thrown by a child is given by y=1/10x²+3x+6, where x is the horazonal distance from were the ball was thrown. will the ball fly over the head of another child 30 feet away trying to catch the ball? the child holds his glove up to a height of 5 feet.
What is yes (y(30))=6
400
evaluate the expression without using a calculator, (1.2x10^7)(5x10^-³
What is 6.0x10^4
500
Find the cube of a binomial (3x+2)³
What is 27x³+54x²+36x+8?
500
Describe two different ways to factor 2x²-7x-15
What is (2x+3)(x-5)=(x-5)(2x+3)?
500
You accept a new job starting salary 28,800. You are told that you will receive an annual raise of at least 1,500. What is the maximum number of years you must work before you're annual salary will be 40,000.
What is x=8?
500
consider f(x)=√x-2 and g(x)=³√x-2. why are the domains of F and G different.
What is because an odd root of a negitive number is all real numbers. but an odd root of a negitive number is not all real numbers.
500
evaluate (5/7)x^7/25x^5 when x=7
What is 875