08/23/20

Logarithmic and Exponential Functions

I have 0 clue how to solve this question. I'm supposed to simplify 22n+3, but I honestly have no idea where I should start. My teacher says there's a solution, but we just got thrown into this... more

08/20/20

Find the average rate of change of ​f(x) =x^3-2x+2 over the following intervals.

​(a) From−6 to −3​(b) From −1 to 3​(c) From 3 to 4

08/20/20

Can you please help me with this question? I keep getting 27.996... but there's no such answer. I guess I don't know how transactions work.

In 1990, the exchange rate of Mexican pesos was 3120 per U.S. dollar. The next year, the Mexican government issued a super peso which traded at three to the U.S dollar. Those who still possessed... more

Which point is a solution to the system of inequalities?

y <= 3x - 45x + 4y >= 6 (A) (0, 0) (B) (-1, 5) (C) (2, -3) (D) (3, 4)

08/14/20

4/3 to the 2nd power

as fractions pre algebra

Card Probability

probability of drawing a red card or a club from a standard deck of cards

08/13/20

I've tried this and I'm really confused and I wanted to see if I got the right answer

The question was: Write an equation of a line passing through (2,5) that is parallel to y = 3x +1The answer I got was:y + 2 = 3(x + 5) which is the same as y = 3x + 13

08/05/20

can you help me because i don't understand

Given: ∠ADB≅∠CDB.Prove: △ADB is a right triangle. Step Statement Reason 1 ∠ADB≅∠CDB Given try Type of Statement ?

08/05/20

Geometric Sequence

find the next four termsa1=729r=-1/3

08/05/20

help help me please

Consider the function f(x) = 3x − 2. Select True or False for each statement.True or False The y-intercept is 2.True or False The x-intercept is 2/3true or false The slope is 3.

Solving Systems of Equations with Row Operations

x + y + z = 3 3x - y - 2z = -4 3x + 4y + 3z = 11

08/04/20

Write the following expression in simplified radical form

Write the following expression in simplified radical form.Assume that all of the variables in the expression represent positive real numbers.

08/03/20

What does L4 equal?

I have a diagram that shows tranversal lines. L4=x+30 and L2=2x+15.How would I solve this I'm confused,thankyou!

08/03/20

please help I really don.t get it at all pleas help

Enter a recursive rule and an explicit rule for the arithmetic sequence. Then, find the 20th term of the sequence.25, 35, 45, 55, ...The recursive rule is f(1) = _____ , f(n) = f (n or n+1 or n-1)... more

Exponential Functions

A bank features a savings account that has an annual percentage rate of r=4.3% with interest compounded quarterly. David deposits $9,500 into the account. The account balance can be modeled by the... more

Write the cubic polynomial function f(x) in expanded form with zeros −4, −2, and 1, given that f(−1)=−24 .

Write the cubic polynomial function f(x) in expanded form with zeros-4,-2 and 1, given that f(-1) =- 24.f(x)=

(NEED ASAP) Algebra 1 Exponential Decay Assignment

A car depreciates at a rate of 13% per year. The car was originally purchased for $28,000. What is the decay factor for the value of the car? Write a function for this situation with the value of... more

07/20/20

Find the probability of choosing an item from the intersection of following sets

Find the probability of choosing an item from the intersection of following sets    Set A : {1, 5, 10, 14, 22}   Set B : {5, 14, 20, 22, 27}

07/20/20

Given that the universal set is all real numbers, write the complement of set A. Set A: {Irrational numbers}

Given that the universal set is all real numbers, write the complement of set A.    Set A: {Irrational numbers}

Find the speed of each train.

The speed of a passenger train is 12 mph faster than the speed of a freight train. The passenger train travels 280 miles in the same time it takes the freight train to travel 220 miles. Find the... more

07/17/20

If f(x) =4^x -8 and g(x) = 5x + 6, find (f-g)(x)

If f(x) = 4^x - 8 and g(x) = 5x + 6, find (f - g)(x).A. (f-g)(x) = 4^x +5x -2B. (f-g)(x) = -4^x +5x +14C. (f-g)(x) = 4^x -5x -14D. (f-g)(x) = -x -14

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