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Ashley Kate
Questions (25)
A guy wire attached to the top of an electric pole makes a 70deg angle with the level ground. At a point 25 feet from the guy
1 answer
933 views
Given ∆ABC. If side a is twice as long as side b, is <A necessarily twice as large as <B? Why?
1 answer
778 views
A guy wire attached to the top of an electric pole makes a 700 angle with the level ground. At a point 25 feet from the guy wire
1 answer
911 views
Hi. I am reposting this. Can you verify. Thanks.
(cosθ) / (sinθ – 1) + (cosθ)/ (1 + sinθ) = -2tanθ (1 / cos^2θ) – (2)
2 answers
679 views
Can you explain what is the answer if I encounter(sinθ – 1)?
Can you also teach me how to get the LCD of cos^2θ and cos^3θ?
1 answer
504 views
Hi. Can you verify the following:
(cosθ) / (sinθ – 1) + (cosθ)/ (1 + sinθ) (1 / cos^2θ) – (2) (1/cos^2θ) (sinθ /
2 answers
603 views
1. Calculate the decrease in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L.
2. A container containing 5.00 L of a
3 answers
2,488 views
1. If 22.5 L of nitrogen at 748 mm Hg are compressed to 725 mm Hg at constant temperature. What is the new volume?
2. A gas with
5 answers
3,291 views
A photographer sells two photo packages as shown.
Package 1 ---- cost is 81 6 1x1 ID photos 3 wallet size photos Package 2 ----
2 answers
1,970 views
Chris bought 5 pinipig crunches and 1 drumstick for Php97. Justin paid Php89 for 3 pinipig crunches and 2 drumsticks. How much
1 answer
598 views
Solve triangle ABC given the following conditions:
1. C = 135.77 deg, b = 10cm, a = 12cm 2. a = 11.5m, b = 10m, c = 16.94m
1 answer
1,221 views
The Toyota Co. has a daily production quota of $100,000 worth of cars. They produce two types of cars. Their compact model (x)
2 answers
601 views
An aircraft is to carry a load of relief food supplies from a depot which holds 2 kinds of food package. Each carton of food
1 answer
619 views
The Toyota Co. has a daily production quota of $100,000 worth of cars. They produce two types of cars. Their compact model (x)
0 answers
545 views
The difference between the first and second number is zero. Find the numbers such that the difference between thrice the first
1 answer
1,095 views
A two digit number is three less than seven times the sum of its digits. if the digits are reversed, the new number is 18 less
0 answers
529 views
A two digit number is three less than seven times the sum of its digits. if the digits are reversed, the new number is 18 less
1 answer
577 views
1. A two digit number is three less than seven times the sum of its digits. if the digits are reversed, the new number is 18
3 answers
743 views
A two-digit number is increased by 5y when the digits are reversed. If the sum of the digits is 12, find the number.
2 answers
596 views
Solve the system of linear equations using the substitution method.
3x + 3y = 0 -6x + 9y = -10
3 answers
1,532 views
Andy has 145 coins in his coin bank. THe number of 5-denomination coins is 10 more than twice the number of 10-denomination
1 answer
500 views
The number 350 is separated into three parts (numbers). Dividing the first number by the third will give 2 and dividing the
1 answer
1,165 views
What is the linear equation that will represent the second statement in the following problem:
"The sum of the digits of a
3 answers
874 views
Von's arcade uses 3 different colored tokens for its game machines. For 500, you can purchase any of the following combinations
1 answer
763 views
The sum of two numbers is 25. Twice the second plus 4 is equal to the first. Find the numbers.
The difference of two numbers is
4 answers
673 views
Answers (6)
Oooops. Its this one. Sorry. (cosθ) / (sinθ – 1) + (cosθ)/ (1 + sinθ) = -2tanθ (1 / cos^2θ) – (2) (1/cos^2θ) (sinθ / cosθ) + (sin^2θ / cos^2θ) = (1 - sinθ) / (1 + sinθ)
Yes! I got the same answer. Thanks.
Oops, sorry. The increase is 54 and not 5y. Typo. So the real word problem is "A two-digit number is increased by 54 when the digits are reversed. If the sum of the digits is 12, find the number."
Thanks
My answer to the above system is (2/3, -2/3). Am I right?
How did you come up with the answers true and false, respectively? I want to know so that I can understand it better anonymous. Thanks.
