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I Have A Final Test In Math Tomorrow And Would Like Some Help In These Review Questions

I have a Maths Test tomorrow.Help?

I am in the 9th grade and i only have a few hours to study because tomorrow afternoon i have a Math test.I haven't finished the whole chapter so i am starting to study the basics.I have also planned studying the whole night until dawn.So do any of you have any ideas oh how i can stay awake all night.I am going to the shops to buy all the necessities to stay awake like herbal tea,black coffee and a lot of junk foods plus 2 liters of mineral water that i can drink in one go and it will keep me up all night because my stomach will be full of it and it will hurt plus make sounds.Do you think my plan could work.Please give me advices to pass that horrible day.All i want is a B or a C.

I have a math test tomorrow?

and ive been lazy for the last few weeks and dont know much of it enough to be comfortable with the material. its calc 2. should i stay up all night, and study, or be straight gangsta and go to bed now

Need urgent math help. Doing review. Final tomorrow. ?

Let n = the number of seats in each row.
let n+4 = the number of rows on the main floor

(n+4) * n = total # of seats = 285 seats.
n² + 4n = 285
n² + 4n - 285 = 0

I will use the quadratic formula here to solve for n.
This gives the roots n= -19 and n = 15.
Now it's impossible for there to be a negative # of seats per row. So this tells us that there are 15 seats per row.

Hope this helps, if you need the quadratic formula explained, let me know or contact my source link.

Math trig help! my final is tomorrow!?

4sin²(θ) = 1 + 4cos(θ)

4(1 - cos²(θ)) = 1 + 4cos(θ)

4 - 4cos²(θ) = 1 + 4cos(θ)

4cos²(θ) + 4cos(θ) - 3 = 0

Let cos(θ) = x

4x² + 4x - 3 = 0

(2x - 1)(2x + 3) = 0

x = 1/2 or x = -3/2

cos(θ) = 1/2 or -3/2

θ = arccos(-3/2) [out of domain, no solution]

Thus,

θ = arccos(1/2) = π/3 or 5π/3

In degrees that would be 60° and 300°

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Good luck on your final, I hope this helps.

Hello, I have a math test tomorrow and I m feeling insecure. (It s mostly review of Algebra 1) Can I have some help with explanations?

Firstly I need help with finding the answer to this:


Given the following function- f(x)= 2 (3x-1) + 4
D) On what interval is the output of the function negative?
E) On what interval is the output of the function positive?


And this one...

A family is hosting a party and is having pizza delivered (tax free). If it costs $40 to have 3 pizzas delivered and $112 for 9 pizzas, then how many pizzas were ordered if the total cost was $184?

I am scared of failing my final exam tomorrow.?

I studied for my social final tomorrow 3 hours today, not to mention numerous hours within these past two weeks and I still feel like I don't know anything. I have a social final exam tomorrow and I am nervous. I even did a practice exam online today and I could not concentrate. The questions seemed too long and I got distracted. So I ended up only getting a 76% on the practice exam. What the hell am I suppose to do with the 94 questions on the social final tomorrow? I will probably lose focus and completly screw myself over. I have managed to get over 80 on all of the social tests this year, but I am petrified about the final tomorrow. I feel like I should study more, but I feel too lazy to after studying for 3 hours today. What am I going to do? If I fail, I will be so upset with myself.

What can I do to ace my maths exam tomorrow?

Read your textbook again(skimming)Review your homeworks (usually the exam is similar to the homeworks if not harder a bitAsk your peers to study together so studying will not be boring and you guys can help each otherAsk politely to your teacher for the materials that will likely to appear in the examAsk your seniors what the last exam looks like (they will still remember if some of the questions is hard and uniqueMake sure you understand the concept clearlyPractice a lot of math drill questions ( you can even get it from the internetLast but not least, study until you really master itAnyway, good luck for your exam. I hope you do well and get 100% on your exam.

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