Answers created by Ujjwal

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• A nuclide of sodium contains 11 protons and 12 neutrons. How many electrons are in a neutral atom of this sodium nuclide?(why)
  
• What is the length of a cube with the surface area of 3,750?
  
• How do you write 9/20 as a decimal?
  
• How do you evaluate the expression 9 + x + 4x for x=8?
  
• Use identity to simplify equation? #2sin13°cos13°#
  
• How do you find the median of an even number of numbers?
  
• Balance the equation ? C4H10 (g) + ? O2 (g) → ? CO2 (g) + ? H2O (g), using the smallest possible integers. What is the coefficient of CO2?
  
• How many suns does Saturn have?
  
• Which compound will form by the combination of oxygen and neon ? Also say the type of bond.
  
• How do you solve the inequality #-2/3x> -8#?
  
• 3(x-5)=6 Find X?
  
• How do you simplify #(2/5)^-3#?
  
• In which species does phosphorous have an oxidation number of zero? In which species does phosphorous have an oxidation number of zero? P4 (elemental phosphorous) HPO2 Li3PO3 H3PO4 PH3
  
• How do I prove this is an identity? 1/csc(theta)/csc(theta)-cot(theta)=1+cos(theta)/sin(theta)
  
• A wire of resistance 4ohm is bend in circle then its resistance?
  
• How do you solve #-4x+7=11#?
  
• How many pi bonds are there in c2h6?write it's structure
  
• How do you factor the expression #x^2-x-42#?
  
• What is the general form of the equation #5x^2-20x =15#?
  
• What are the intercepts of #11x-43y=9#?
  
• (sinx-cosx)²=1-2 sinx cosx prove?
  
• 2x+5y+3x+4y ?
  
• How do you solve by completing the square for #x^2+ 3/2x = 3#?
  
• How do you factor the expression #9x^2 - 16#?
  
• How do you solve the two step inequality #–3 > –3t + 6#?
  
• What is the balanced equation (in words and symbols) for the reaction between sodium bicarbonate and acetic acid?
  
• What is the slope and y-intercept of the line 8y - 2x = -4?
  
• How do you find slope of the line that contains (1,6) and (10, -9)?
  
• What is the hypotenuse of a triangle with legs of #5# and #9#?
  
• How do you solve #12(5 + 2y) = 4y - (6 - 9y)#?
  
• How do you factor #ab + 4 + a + 4b#?
  
• How do you simplify #sec^2x tan^2x + sec^2x#?
  
• What is the chemical equation for the reaction of Caron dioxide gas and liquid water are formed by the decomposition of aqueous carbonic acid (H2CO3)?
  
• How do you write 1,000,000,000 in scientific notation?
  
• How do you write #1.23 xx 10^(-4)# in standard form?
  
• How do you solve the following linear system: #2x+y=-3/2, 6x+3y=5#?
  
• How do you solve the system of equations by graphing given #5x-4y=-24#, #5x=4y-24#?
  
• Which one longest bone in the body?
  
• What is the slope of the line passing through the following points: # (-7, -4) ,(-3,2)#?
  
• How do you solve for #u# in the equation #-9 + u = 4u#?
  
• How do you factor #ax – bx – 4a + 4b#?
  
• What is the distance between #(1, 4)# and #(–3, –2)#?
  
• Re arrrange---? (a) actually/it/is/krishna jayanti/called
  
• What is the slope of the line perpendicular to # y=-1/4x-5 #?
  
• How do solve the following linear system?: # 4x=-11+y , y=-6x-9 #?
  
• What % of 140 is 65?
  
• How do you find the x and y intercept given #y=4x+4 #?
  
• What is #5/7 -: 8/14#?
  
• A parallelogram with a right angle is a triangle?
  
• How do you multiply #2sqrt24 * 8sqrt16#?
  
• What is the equation of the line with slope # m= -31/36 # that passes through # (-5/6, 13/18) #?
  
• How do you solve using elimination of #5x+4y+2=0 # and #4x-5y-23=0#?
  
• Y=9x-9? Y=9
  
• How do you evaluate #8,844\div 11#?
  
• Evaluate #lim _(x ->1) (x^4-1)/(x-1)# ?
  
• What is the general solution for sin(x)+ cos(x)=-1?
  
• How do you solve sin(x)+cos(x)=-1?
  
• What is #7^2 + 3(5.2-2.8)#?
  
• How do you simplify #(+4)-(+6)#?
  
• What is #-17 -(-88) + 94#?
  
• How do you express the phrase "product of -5 and x" as an algebraic expression?
  
• How do you write #x^4-9+3x^2-x^3# in standard form?
  
• What is the standard form of #y= (3x-2)(x+9) #?
  
• What is the slope of the line passing through the following points: # (5, -6) , (2, 5)#?
  
• What is the simplest form of 9/21?
  
• Find the area of triangle abc if a=11, b=9, c=5?
  
• How do write in simplest form given #-1/6-2/3#?
  
• How do you solve #log_3x-2log_x3=1#?
  
• How do you evaluate #(-0.8)+(-7.2)-5.4#?
  
• How do you factor #y= 3x^3 + 81 # ?
  
• The length of the garden is 5m longer than its width and the area is 14m². How long is the garden?
  
• A triangle has corners A, B, and C located at #(2 ,5 )#, #(7 ,4 )#, and #(3 , 5 )#, respectively. What are the endpoints and length of the altitude going through corner C?
  
• The sum of two angles in a triangle totals 62.5 degrees. What is the other angle's measure?
  
• What is the square root of 50 + the square root of 8?
  
• What is the slope intercept form of the line with a slope of #-2/3 # that passes through # (-5,2) #?
  
• What is the fraction or mixed number equal to 1 1/4%?
  
• What are the intercepts of #-17y-x=7#?
  
• Can the sides of a triangle have lengths 1, 2, and 8?
  
• How do you evaluate the expression 3x + 8 + 4y + 7 + 3x if x=9, y=6?
  
• What is the square root of 0.25?
  
• What is the square root of 0.25?
  
• How can you convert a galvanometer into a voltmeter?
  
• What are the intercepts of #3x-5y=25#?
  
• What is #4.15 * 1.8#?
  
• What is the equation of the line that passes through #(-3,4)# and #(-1, -2)#?
  
• How do you find the LCM of #x^3y, x^2y^2#?
  
• How do you evaluate #-41+57#?
  
• What is the relative molecular weight of #"H"_2"SO"_4# ?
  
• How do you multiply #3/4 times 2/3#?
  
• How do the alveoli in the lungs exchange gases?
  
• How do you find the GCF of #12x, 40x^2#?
  
• How do you factor #1 - 4y^2#?
  
• Chemical formula of sulphur?
  
• Complete the following equations? a)
  
• How do you write 314,207 in standard form?
  
• If #x-y=14# and #x^2-y^2 = 7#, what is the value of #x+y#?
  
• How do you simplify #3r+7-3r#?
  
• Can you Factor the expression? 8x + 8
  
• How do I solve 2x=4+x?
  
• How do you solve #4x=20#?
  
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