Example 4 Try ItI e. (1(1)/(2)-4.5)cdot (0.8+8(1)/(5)) f. (-6.25+2(3)/(4))cdot (4.6-7(1)/(2))cdot 4(1)/(2)
Find the average rate of change of f(x)=(1)/(-4x) over the interval [-5,-1] Write your answer as an integer, fraction, or decimal rounded to the nearest tenth. Simplify any fractions. square
15. What type of triangles has no equal sides and one right angle? isosceles triangle right triangle right scalene triangle right isosceles triangle
Consider the following expression. Step 1 of 2: Estimate the quotient (without a remainder) using rounding numbers. (Note: Use the rounding technique described in this lesson.) Answer How to enter your answer (opens in new window) square
What is ((f)/(g))(x) ? f(x)=-x^2+4 g(x)=x^2+9x Write your answer as a polynomial or a rational function in simplest form. square ,xneq square or square
Write an equation to describe the sequence below. Use n to represent the position of a term in the sequence , where n = 1 for the first term. 3,12,48,ldots Write your answer using decimals and integers. a_(n)=square (square )^n-1
Rewrite .89 as a percentage correctly using the percent symbol. square
9.) (|x|+2 y)/(-|x|) Evaluate x=-4 y=2
Factor the trinomial. 7. 5x^2+26x+5
2. ((3c^2)^4(3c^3))/((3c^3))^(3) work
Part 7:Statistics 19. Find the mean (average) of the following numbers: $72,80,88,90,70$ Answer: __
18. A number cube $(1-6)$ is rolled. What is the probability of rolling an even number? Answer: __
Factor the polynomial below. $36x^{2}-25$ Cannot be factored $(6x+5)(5x-6)$ $(6x-5)^{2}$ $(6x+5)(6x-5)$
$3x(6x^{2}-4xy^{2})+8x^{2}y^{2}-2y^{3}$
15. A rectangle has a length of 14 m and a width of 9 m. What is the perimeter? Answer: __
The sum of three consecutive numbers is 309 . What is the smallest of the three numbers?
Identify the focus of each. 31) $y-6=(x-4)^{2}$ 32) $\frac {1}{2}(x+2)=(y+9)^{2}$ 33) $x^{2}+4x+4y+4=0$ 34) $2x^{2}-24x+y+70=0$
Which is the product $(3x-5)(3x+5)$ in general form? $9x^{2}+25$ $9x^{2}-25$ $9x^{2}+15x-25$ $9x^{2}-15x-25$
Find the value of the expression $(t^{3}\div 4+s)\div 7$ for $s=19$ and $t=2$ $\square $
How would you write this expression using the values for a and b? $9(18)\div 10$ $9+18\div 10$ $10(18)\div 9$ $10+18\div 9$
