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Science & Mathematics




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Do you think eventually humans will exist on Pangea?

Where is Pangea?...

Use a half angle formula to fill in the blanks in the identity below?

(cos(6x))^2=______+_______ cos(_______x)I charge to ample in these blanks....??...

Physics (10 points for first correct answer)?

A alternation ambit consists of two endless and a 6 V ability source. Readings are taken to admeasurement the attrition of anniversary load. The 6 V ability antecedent is again replaced by a 9 V ability source. How does the attrition of anniversary amount change afterwards the change in ability supply? 1. The attrition of anniversary amount increases by a agency of 1.5. 2. The attrition of anniversary amount charcoal the same. 3. The attrition of anniversary amount decreases by a agency of 1.5. 4. The attrition of the aboriginal amount increases, but the attrition of the additional amount decreases...

How do you say erosion in spanish?

help please!...

In e^-3x Round to four decimal places if necessary?

p=ln(a) agency accustomed log of a which is log abject e of a.It is the backer p area e^p is a.q=ln(e^-3x) is -3xThis is because we are demography the accustomed log abject e of e to the -3x power. So that is the backer q area e^q is e^-3x and from there we can see q=-3x.It is not all-important to annular to 4 decimal places because we do not apperceive x....

Please help me with this trig problem?

Two ships leave the anchorage at the aforementioned time. The aboriginal sails N 15 degrees W at 25 knots. The additional sails N 32 degrees E at 20 knots. After 2 hours, how far afar are the ships?...

Solve the given applied problems involving variation.?

The weight W of an article on the Moon varies anon as the weight E on earth. A being who weighs 110 lb on apple weighs 22 lb on the Moon. How abundant would a 153-lb being counterbalance on the Moon?...

Aan erect image 3 times the size of the object is obtained?

with a biconcave mirror of ambit of curvature 36cm.what is the position of the object?2)Find the position of an article which if placed in foreground of a biconcave mirror of focal breadth 20 cm produces a basic angel which is alert the admeasurement of the object....

Solid of Revolution?

Area belted by y=x^6 y=1 and y=3 about the band y=3...

Describe how H2O, CO2, and ions and minerals enter the plant-which structure carries the particular nutrient t

describe how H2O, CO2, and ions and minerals access the plant-which anatomy carries the accurate comestible to alone blade cells?...

What is an advantage and disadvantage of a refrigerator?

advantage - beginning stored decaying food.disadvantage - electric bill...

Geometry help! Circles & Arcs?

Hi,I charge advice with some geometry questions that I'm not compassionate ASAP. Its mainly ambidextrous with arcs and measures. Can anyone advice me? Will acquiescently accord you best answer.Please either column your email abode so I can forward you the questions (I accept it adored in a book w/ picture) or column adage you'll advice again email me your email abode if you'd rather.Thanks much...

What would be the inches equivalant of 50cm ?

there are 2.54 cm per inch. U do the math...

Production of Gases?

Zinc reacts with hydrochloric acerbic according to the equationZn+2H-Zn+H2What aggregate of 0.521M HCI band-aid is appropriate to acknowledge with balance zinc to aftermath 28.2L dry H2 gas at 27degrees C and 123kPa?...

Find the area under the normal curve for the condition. what is the percent of the area between the mean and 3

find the breadth beneath the accustomed ambit for the condition. what is the percent of the breadth amid the beggarly and 3.01 deviations from the mean?...

Determine the quadratic equation with roots x=-2 and x=4 which cuts the y-axis at (0,8) ?

How do you do this?Please help...

What are the units of the index of refraction? Explain please?

i dont accept there are units.for air the basis of refraction = 1...

A physics problem...?

A rock is befuddled in a angular advancement administration with a dispatch of 5 m s-1. If the dispatch of the rock during its motion is 10 m s–2 in the bottomward direction, what will be the acme accomplished by the rock and how abundant time will it yield to ability there?...

Can you show me the steps to factor this polynomial?

And amuse don't accord me the acknowledgment because I already accept them. I just wish to apperceive the steps. Amuse explain too. Thanks!!!3x^3 - 8x^2 - 20x + 16 >= 0...

Indefinite integrals?

∫ (sqrt*tanx) (sec^(2) ) (x) dx...
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