Answers edited by Chirag Mehta

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• How big are irregular galaxies?
  
• What is #38.9 -: 44#?
  
• In the diagram, AB = 12, DX = 2.5, and BX = 5. Find CD. ?
  
• Question #5279d
  
• What existed before the big bang?
  
• What is the length of the base of a parallelogram if it has an area of 120 square inches and a height of 8 inches?
  
• Why is time on earth and time in space different?
  
• The sum of 5 consecutive integers is 110. What are the numbers?
  
• How do scientists believe the universe began?
  
• How do you use a calculator to evaluate #cos(-110^circ)#?
  
• How many galaxies are there in the universe?
  
• Solve the inequality?
  
• What are the three shapes of galaxies?
  
• Why is acceleration inversely proportional to time squared?
  
• If #alpha,beta# are roots of #x^2 -6x-2=0# and #alpha>beta# , if #a_n =(alpha)^n - (beta)^n# , #n geq 1# then #(a_10 - 2a_8)/(2a_9)?#
  
• How do I prove this is an identity? 1/csc(theta)/csc(theta)-cot(theta)=1+cos(theta)/sin(theta)
  
• Will humans ever colonize Mars?
  
• What is x if #log_3(x) +log_2(x+6)=3#?
  
• Solve the inequality?
  
• What is the max value of 2sinx+4cosx+3?
  
• Hlo friend. what is sum of this terms?1+2+3+4+5+6.........infinty According to Ramunanjan the sum is -1/12
  
• What does strong force mean?
  
• What are ions?
  
• Re arrrange---? (a) actually/it/is/krishna jayanti/called
  
• How would we be able to detect a large asteroid if it were heading straight for Earth?
  
• How do you prove that 2 angles are equal in a parallelogram?
  
• In a trapezium ABCD , side BC is parallel to AD.Also the lengths of side AB,BC,CD and AD are 8,2,8 and 10 units respectively.Find the radius of the circle that passes through all four points A,B,C and D?
  
• Please help? 2
  
• What is the square root of #144/169#?
  
• A fish looking up through the water sees the outside world contained in a circular horizon. If the refractive index of water is 4/3 and fish is 12 below the surface , find the radius of the circle in cm?
  
• How do you find the sum of the infinite geometric series 8 + 4 + 2 + 1 +...?
  
• What is the square root of 3/5?
  
• How do you find the #x# and #y#-intercepts of #y=1 1/4x-10#?
  
• What is a cation?
  
• _+_+_=30. What numbers can be used to fill the blanks? {1,3,5,7,9,11,13,15}
  
• Why is the shielding effect important?
  
• How do you write in terms of theta tan(theta-pi/6)? Thanks.
  
• What percent of 100 is 79 ?
  
• Please answer this question?
  
• Let #r# be the root of the equation #x^2 + 2x + 6#.What is the value of #(r+2)(r+3)(r+4)(r+5)#?
  
• How do you simplify #cos8theta-5tan2theta# to trigonometric functions of a unit #theta#?
  
• What is the simplest ratio of #390:18#?
  
• What is light? How fast does light travel?
  
• What is the ans please?
  
• What is #1/2 -: 3/4#?
  
• How do you solve #4y+228 = 352#?
  
• A helicopter’s speed increases from 25 m/s to 60 m/s in 5 seconds. What is the acceleration of this helicopter?
  
• Geometry: Similarities?
  
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