If a : b 2 : 5 then find 2a + b : a + 5b
Web28 apr. 2024 · Step-by-step explanation: Step 1: Given data: Let assume 2a = 3b = 4c = 5d = P; 2a = P; 3b =P; 4c = P; 5d = P. Also a = P/2; b =P/3; c = P/4; d = P/5 Step 2: To find … WebThen $(ab)^5=(b^2a)^5$ but then I am stucked up. Stack Exchange Network Stack Exchange network consists of 181 Q&A communities including Stack Overflow , the …
If a : b 2 : 5 then find 2a + b : a + 5b
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Web6 okt. 2015 · If a and b are nonzero integers such that 2a = 5b, then each of the following must be true EXCEPT A. 0 < b/a < 1 B. ab is positive. C. On the number line, b lies between 0 and a. D. The ratio of a to b is equivalent to 10/4. E. a – b is positive. Show Answer Most Helpful Expert Reply L EMPOWERgmatRichC GMAT Club Legend Joined: 19 Dec 2014
WebThe hypothesis of the theorem is a Web5 b = a ( 5 c) = a f. Adding together the equalities (1)- (3) we obtain 3 b 3 − b 2 + 5 b = a d + a e + a f = a ( d + e + f) where ( d + e + f) ∈ Z, demonstrating that 3 b 3 − b 2 + 5 b is a …
Web26 okt. 2024 · a 2 + b 2 + 2b + 4a + 5 = 0, Formula used: (a + b) 2 = a 2 + b 2 + 2ab Calculation: a 2 + b 2 + 2b + 4a + 5 = 0, ⇒ a 2 + 4a + b 2 + 2b + 5 = 0 ⇒ (a + 2) 2 = a 2 … Web5 jun. 2024 · Bunuel wrote: If a b = − 2 3, then b − a a =. (A) − 5/2. (B) − 5/3. (C) − 1/3. (D) 0. (E) 7. we are given the ratio of a:b as 2:3. if we break the required equation we get: b/a - a/a. So, fianally we need to find b/a - 1.
Web(2a+b)2+5 (2a+b)+6 Final result : 4a2 + 4ab + 10a + b2 + 5b + 6 Step by step solution : Step 1 :Equation at the end of step 1 : ( ( (2a + b)2) + 5 • (2a + b)) + 6 Step 2 :Trying to …
WebAnswer (1 of 59): A+B=29………………….{1st eq.} A-B=5……………………..{2nd eq.} Adding the two equations, we get 2A=34 or,A=17 Putting A's value in ... donatoni jet 625 manualWeb12 apr. 2024 · "If `a : b=2:5\ `then the value of `(2a+3b):(7a+5b)`is`5:3`b. `6:5`c. `12 :5`d. `30 : ... quo\\u0027 vrWebWe need the equation whose roots are a/b and b/a which are reciprocal of each other, which means the products of roots is a/b × b/a = 1. In our option 1 and 2 have the product of … quo\u0027 vkWeb13 feb. 2024 · Thus if ( A − B) ( A + B) = A 2 − B 2 then A B − B A = O, the zero matrix. Equivalently, A B = B A. Note that matrix multiplication is not commutative, namely, A B ≠ B A in general. Thus we can disprove the statement if we find matrices A and B such that A B ≠ B A. For example, let A = [ 1 1 0 0] and B = [ 0 1 0 1]. Then we have quo\\u0027 z1WebMultiply the the value of A and B AB= A*B = 17*12= 204 .•.AB=204 (REQUIRED ANSWER) Another Method : (A+B)²= A²+ B²+ 2AB (29)²= A²+ B²+ 2AB 841 - 2AB = A²+B² …….. (1) Similarly, (A-B)² = A²+ B² - 2AB (5)² = A²+B² -2AB 25 + 2AB = A²+B² ….. (2) equating (1) and (2) , we get; 841 - 2AB = 25 + 2AB 816 = 4AB 816/ 4 = AB 204 = AB......... REQUIRED … donato klafkeWeb4 jan. 2024 · Solution : Step 1 of 2 : Write down the given data Here it is given that a + b = 5 and ab = 2 Step 2 of 2 : Find the value of a² + b² (a + b)² = a² + 2ab + b² ⇒ 5² = a² + b² + 2ab ⇒ 25 = a² + b² + 2 × 2 ⇒ 25 = a² + b² + 4 ⇒ a² + b² = 25 - 4 ⇒ a² + b² = 21 The value of a² + b² = 21 ━━━━━━━━━━━━━━━━ Learn more from Brainly :- dona tomokoWeba > b means there is a positive k such that a = b + k. Squaring this equation we have a 2 = b 2 + ( 2 b k + k 2) but 2 b k + k 2 is just another positive so a 2 > b 2. The reason we … donato karizi vulkan