この問題の(b)についてなのですが、どうしても答えが合いません。 3つ解法を使ってみたのですが、どれも答えが合いません。(1つの解法では、正しい答えが出てきたのですが、他に3つ、余分な式が出てきました…) それぞれ、どこが間違っているか教えて頂きたいです。 ちなみに、(a... Read More

3. In the following graph, two separate circles with centers Cj and C2, both on the y-axis, intersect the quadratic y = r' at points A and B respectively. The straight lines C,A and C2B are parallel to the X-axis, and the circles C, and C, both intersect the y-axis at points P and Q. The radius of C, is a, the radius of C, is b, and PQ = 6. a and b are both natural numbers. y ソ=x? b、B C2 Q P トa (CA x 0 Answer the following questions. (a) Solve for the values of a and b. (b) Line / is tangent to both circles. Find the equation of line .

自分である程度は考えたいので詳しくないヒントを教えて頂きたいです。 本当にすこーし だけでお願いします🙇🏻‍♀️ ちなみにこの問題には解説が付いていません。

3. In the following graph, two separate circles with centers Cj and C2, both on the y-axis, intersect the quadratic y = x at points A andB respectively. The straight lines CiA and CzB are parallel to the X-axis, and the circles C, and Cz both intersect the y-axis at points P and Q. The radius of C, is a, the radius of C2 is b, and PQ = 6. a and b are both natural numbers. y ソ=x? b、B C2 Q P ra CYA x 0 Answer the following questions. (a) Solve for the values of a and b. (b) Line l is tangent to both circles. Find the equation of line I.

先程テストでこの問題が出たのですが、解けなかったので、教えていただきたいです。 詳しくわかりやすく教えて頂けると非常に助かります。

The sales of a new health magazine has been growing exponentially since 2005.The annual sales ryears after2005 is represented by the function 47(⑦. 4⑦ = 1000008027 How many years after 2005 will the annual sales be 2.000.000? Drag a logarithm to the box and its value to the line to show the answer. し ) :ー (roundest to the nearest tenth ofa year) Im(20ょ0.2) Im(20 x0.2) 0.2 xIn(20) Im(20)ょ0.2 0.3 06 1.4 2.0 log(20ょ0.2) log(20x0.2) 02xlog(20) log(20)ょ0.2 4.6 6.5 12.5 15.0

二次関数で最大値最小値はmax minと表記してもいいのですか？解く時に効率よくときたいと思ったので、、教えてくださいm(*_ _)m

この問題と答えの意味がわかりません😭 3/40とかどこから出てきたんですか？ 解説お願いします🙇‍♀️

@ Fnd In VdIUC ONIMMOOSSMR 2 The weckiy income お/ of a salesDerson Varies depending on their total WeekIy sales E9. The charf aongside shows the relationship between 7 and め. a Find the gradient and /-intercept of the jne, and explain what these Values mean. b Find fhe equation of fhe Iine. c Find he salesperson's weekly income 3400 in sales are made.

この問題と答えの意味がわかりません😭 3/40とかどこから出てきたんですか？ 解説お願いします🙇‍♀️

@ Fnd In VdIUC ONIMMOOSSMR 2 The weckiy income お/ of a salesDerson Varies depending on their total WeekIy sales E9. The charf aongside shows the relationship between 7 and め. a Find the gradient and /-intercept of the jne, and explain what these Values mean. b Find fhe equation of fhe Iine. c Find he salesperson's weekly income 3400 in sales are made.

この問題の解説お願いします🙇‍♀️ うちが解いたときに出た答えと違ってました😭

22 a Find the equation of /訪e 2 Write your answer in the form gz十0/十9=0. b Find the >-intercept of /放e 2. The z-intercept of a line is the value of z where the line cuts the z-axis.

問題の意味も分からなくて、どう調べたらいいのかも分からないです。 ぜひ解法を教えてくださると嬉しいです。よろしくお願いします。

The coeffcientofthe z* term inthe expansionof (2z 上o)" is60 Work out the possible values of o.

不等式の問題です！途中式もお願いします🙏

左の写真のタイプの問題は右のタイプの問題のようにしないでなぜ場合分けをしないといけないのですか？