Answers created by José F.

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• How do you solve #x+2-2sqrt(x+3)=0# and find any extraneous solutions?
  
• Question #ad1dc
  
• How do you evaluate #ln0.21#?
  
• How do you solve #x/(x-1)<1#?
  
• Question #d0593
  
• The isotope 121sb makes up 57.21% of naturally occurring antimony. The only other naturally occurring isotope is 123sb. Deduce the relative atomic mass of antimony according to this data. How do I do that?
  
• How do you solve #cos theta= sin theta#?
  
• Who founded the present system of classification of plants and animals?
  
• How do you simplify #2/sqrt(-24)#?
  
• Who discovered planet Mercury?
  
• What is the name of the alkane having five carbons?
  
• How do you solve #3^(2x) – 2*3^(x+5) + 3^10 = 0#?
  
• Question #14558
  
• Question #e3b02
  
• How do you condense #log345 – log39#?
  
• How do you solve #log_6 (x + 2) = log_6 (3x)#?
  
• The temperature dropped from 75 degrees to 50 degrees. What was the percent decrease in the temperature?
  
• What factors limit human population growth?
  
• What would the Universe have looked like before the Big Bang?
  
• What is the prime factorization for 870912?
  
• How do you evaluate the expression: #27 - 14 times 5 - 152 #?
  
• How do you express the complex number in trigonometric form: #-2#?
  
• How do you condense # ln 3 − 2(ln 4 + ln 8) #?
  
• How do you simplify # sqrt( x^5)/sqrt( x^3)#?
  
• How do you simplify #sqrt(4783)#?
  
• How do you calculate #9.23times10^-4 - 7.85times10^-3#?
  
• In what kingdom are anthropods found?
  
• What is the exact value for cos(pi/12)?
  
• How do you simplify #sqrt(972)#?
  
• How do you simplify #(3sqrt28)/sqrt48#?
  
• How do you simplify #(-4)^3#?
  
• How do you simplify # (7^3 sqrt2) div 49#?
  
• How do you find #abs(1-7i )#?
  
• How many low tides happen at a given coast in any 24-hour period?
  
• Question #6aff1
  
• How do you simplify #(81/625)^(-1/4)#?
  
• How do you simplify and write #( 8mn^3)^0# with positive exponents?
  
• How do you simplify #sqrt96#?
  
• How do you write the expression using exponents: 6 ∙ 6 ∙ 6 ∙ 6?
  
• How do you factor #2pqrs + 14q^(2)rs - 49qrs#?
  
• How do you simplify #2sqrt3(4sqrt5 - 3sqrt20 - sqrt45)#?
  
• How do you simplify #sqrt10 (3- 2sqrt6 )#?
  
• How do you simplify #5sqrt(5/32)#?
  
• Henry can paint a kitchen in 20 hours and his assistance can do it in 30 hours. How long will it take them together?
  
• How do you solve #abs(x+3)=abs(6x+9)#?
  
• How do you simplify #In e^8#?
  
• How do you simplify #log(9/300)#?
  
• How do you simplify # log216#?
  
• How do you factor the expression #16x^4 - 25y^2#?
  
• How do you simplify #sqrt (25-x^2)#?
  
• How do you simplify #sqrt (1242)#?
  
• An infinite geometric series has 1 and 1⁄5 as its first two terms: 1, 1⁄5, 1⁄25, 1⁄125, . . . . What is the sum, S, of the infinite series?
  
• How do you solve #4x^(2/3) - 5 = 20#?
  
• How do you find all the zeros of #x^3-6x^2+13x-10# with its multiplicities?
  
• How do you find all roots for #x^3 - 2x^2 - x + 2 = 0#?
  
• How do you calculate #log 25 / log 5#?
  
• How do you solve # |x| - |x-7| = 7#?
  
• How do you rationalize the denominator and simplify #2/root4(2)#?
  
• What is in the middle of our solar system?
  
• How do you express the quotient of #(3x^2+13x+4)/((3x+1)/5)# in simplest form?
  
• How do you simplify #12-(-4)^3 #?
  
• Question #eec21
  
• How do you place the inclusion symbols to make the statement #4*5-3+2=10# true?
  
• How do you solve #Sin^2 theta + cos theta = 2#?
  
• How can you use trigonometric functions to simplify # 26 e^( ( pi)/2 i ) # into a non-exponential complex number?
  
• How do you simplify #(7x + 14)/( 8x + 16)#?
  
• What is the value of #x# in the equation #sqrtx + 5 = sqrt(x+45)#?
  
• How do you solve # |4x-2|=6#?
  
• How do you find all rational roots for #x^5 - 2x^4 + 11x^3 - 22x^2 - 12x + 24 = 0#?
  
• How do you find the value of #tan((pi)/4)#?
  
• How do you solve #3^(2x+1) - 26(3^x) - 9 = 0#?
  
• How many sigma bonds are there in a triple bond?
  
• How do you solve for x in #Ln(x^5)=5lnx#?
  
• How can you use trigonometric functions to simplify # 17 e^( ( 13 pi)/12 i ) # into a non-exponential complex number?
  
• How do you solve #4^(x+5)=0.5#?
  
• How do you solve #3x^4=375x#?
  
• Question #8613d
  
• How do you solve cosx=0?
  
• Question #d73ff
  
• How do you evaluate #log_(3)36-log_(3)4#?
  
• What is the molar mass of #H_3PO_4#?
  
• How many moles are equal to #2.69 * 10^78# atoms of sulfur?
  
• What is #5^21 * 4^11 -: 2#?
  
• How do you solve # (x-2)^(3/4)=8#?
  
• How do you simplify #i^116#?
  
• What is #-3/8 -: 9/24#?
  
• How do you simplify and write #8a^5 d^-5# with positive exponents?
  
• Question #d2b50
  
• How do you simplify #sqrt(3/50)#?
  
• Question #82567
  
• How do you change 1.96 radians to degree measure?
  
• How do you solve #ln(x+4)-ln(x+3)=lnx#?
  
• How do you evaluate #log_16 2#?
  
• How do you find the limit of #(-6x^4+x^2+1)/(2x^4-x) # as x approaches infinity?
  
• Question #2f9e6
  
• How do scientist know the size of the universe?
  
• How do you find all the zeros of #f(x) = x^3 - 2x^2- 21x -18# with -3 as a zero?
  
• How do you find the sum of the convergent series 0.1+0.01+0.001+...? If the convergent series is not convergent, how do you know?
  
• How do you solve #cos(x/2)=(sqrt 2 / 2)# in the interval 0 to 2pi?
  
• How do you find the exact value of #sin((2pi)/3)#?
  
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